id	sid	tid	token	lemma	pos
ap-1921	1	1	acta	acta	PROPN
ap-1921	1	2	polytechnica	polytechnica	PROPN
ap-1921	1	3	doi:10.14311	doi:10.14311	PROPN
ap-1921	1	4	/	/	SYM
ap-1921	1	5	ap.2013.53.0617	ap.2013.53.0617	PROPN
ap-1921	1	6	acta	acta	PROPN
ap-1921	1	7	polytechnica	polytechnica	PROPN
ap-1921	1	8	53(supplement):617–620	53(supplement):617–620	PROPN
ap-1921	1	9	,	,	PUNCT
ap-1921	1	10	2013	2013	NUM
ap-1921	1	11	©	©	PROPN
ap-1921	1	12	czech	czech	PROPN
ap-1921	1	13	technical	technical	PROPN
ap-1921	1	14	university	university	PROPN
ap-1921	1	15	in	in	ADP
ap-1921	1	16	prague	prague	PROPN
ap-1921	1	17	,	,	PUNCT
ap-1921	1	18	2013	2013	NUM
ap-1921	1	19	available	available	ADJ
ap-1921	1	20	online	online	ADV
ap-1921	1	21	at	at	ADP
ap-1921	1	22	http://ojs.cvut.cz/ojs/index.php/ap	http://ojs.cvut.cz/ojs/index.php/ap	PROPN
ap-1921	1	23	rx	rx	VERB
ap-1921	1	24	-	-	PUNCT
ap-1921	1	25	j0852−4622	j0852−4622	VERB
ap-1921	1	26	:	:	PUNCT
ap-1921	1	27	the	the	DET
ap-1921	1	28	nearest	near	ADV
ap-1921	1	29	historical	historical	ADJ
ap-1921	1	30	supernova	supernova	NOUN
ap-1921	1	31	remnant	remnant	NOUN
ap-1921	1	32	–	–	PUNCT
ap-1921	1	33	again	again	ADV
ap-1921	1	34	bernd	bernd	PROPN
ap-1921	1	35	aschenbach∗	aschenbach∗	ADJ
ap-1921	1	36	pr	pr	NOUN
ap-1921	1	37	vaterstetten	vaterstetten	VERB
ap-1921	1	38	,	,	PUNCT
ap-1921	1	39	mozartstraße	mozartstraße	NOUN
ap-1921	1	40	8	8	NUM
ap-1921	1	41	,	,	PUNCT
ap-1921	1	42	85591	85591	NUM
ap-1921	1	43	vaterstetten	vaterstetten	ADJ
ap-1921	1	44	,	,	PUNCT
ap-1921	1	45	germany	germany	PROPN
ap-1921	1	46	∗	∗	NOUN
ap-1921	1	47	corresponding	correspond	VERB
ap-1921	1	48	author	author	NOUN
ap-1921	1	49	:	:	PUNCT
ap-1921	1	50	bernd.aschenbach@t-online.de	bernd.aschenbach@t-online.de	PROPN
ap-1921	1	51	abstract	abstract	NOUN
ap-1921	1	52	.	.	PUNCT
ap-1921	2	1	rx	rx	VERB
ap-1921	2	2	-	-	PUNCT
ap-1921	2	3	j0852−4622	j0852−4622	VERB
ap-1921	2	4	,	,	PUNCT
ap-1921	2	5	a	a	DET
ap-1921	2	6	supernova	supernova	NOUN
ap-1921	2	7	remnant	remnant	NOUN
ap-1921	2	8	,	,	PUNCT
ap-1921	2	9	is	be	AUX
ap-1921	2	10	demonstrated	demonstrate	VERB
ap-1921	2	11	to	to	PART
ap-1921	2	12	be	be	AUX
ap-1921	2	13	closer	close	ADJ
ap-1921	2	14	than	than	ADP
ap-1921	2	15	500	500	NUM
ap-1921	2	16	pc	pc	NOUN
ap-1921	2	17	,	,	PUNCT
ap-1921	2	18	based	base	VERB
ap-1921	2	19	on	on	ADP
ap-1921	2	20	the	the	DET
ap-1921	2	21	measurements	measurement	NOUN
ap-1921	2	22	of	of	ADP
ap-1921	2	23	the	the	DET
ap-1921	2	24	angular	angular	ADJ
ap-1921	2	25	radius	radius	NOUN
ap-1921	2	26	,	,	PUNCT
ap-1921	2	27	the	the	DET
ap-1921	2	28	angular	angular	ADJ
ap-1921	2	29	expansion	expansion	NOUN
ap-1921	2	30	rate	rate	NOUN
ap-1921	2	31	and	and	CCONJ
ap-1921	2	32	the	the	DET
ap-1921	2	33	tev	tev	PROPN
ap-1921	2	34	γ	γ	PROPN
ap-1921	2	35	-	-	PUNCT
ap-1921	2	36	ray	ray	NOUN
ap-1921	2	37	flux	flux	NOUN
ap-1921	2	38	.	.	PUNCT
ap-1921	3	1	this	this	PRON
ap-1921	3	2	is	be	AUX
ap-1921	3	3	a	a	DET
ap-1921	3	4	new	new	ADJ
ap-1921	3	5	method	method	NOUN
ap-1921	3	6	of	of	ADP
ap-1921	3	7	limiting	limit	VERB
ap-1921	3	8	the	the	DET
ap-1921	3	9	distance	distance	NOUN
ap-1921	3	10	to	to	ADP
ap-1921	3	11	any	any	DET
ap-1921	3	12	supernova	supernova	NOUN
ap-1921	3	13	remnant	remnant	NOUN
ap-1921	3	14	with	with	ADP
ap-1921	3	15	hadronic	hadronic	ADJ
ap-1921	3	16	induced	induce	VERB
ap-1921	3	17	tev	tev	PROPN
ap-1921	3	18	γ	γ	PROPN
ap-1921	3	19	-	-	PUNCT
ap-1921	3	20	ray	ray	NOUN
ap-1921	3	21	flux	flux	NOUN
ap-1921	3	22	.	.	PUNCT
ap-1921	4	1	the	the	DET
ap-1921	4	2	progenitor	progenitor	NOUN
ap-1921	4	3	star	star	NOUN
ap-1921	4	4	of	of	ADP
ap-1921	4	5	rx	rx	VERB
ap-1921	4	6	-	-	ADJ
ap-1921	4	7	j0852−4622	j0852−4622	NOUN
ap-1921	4	8	probably	probably	ADV
ap-1921	4	9	exploded	explode	VERB
ap-1921	4	10	in	in	ADP
ap-1921	4	11	its	its	PRON
ap-1921	4	12	blue	blue	ADJ
ap-1921	4	13	supergiant	supergiant	ADJ
ap-1921	4	14	wind	wind	NOUN
ap-1921	4	15	,	,	PUNCT
ap-1921	4	16	like	like	ADP
ap-1921	4	17	sn	sn	PROPN
ap-1921	4	18	1987a	1987a	NUM
ap-1921	4	19	,	,	PUNCT
ap-1921	4	20	preceeded	preceede	VERB
ap-1921	4	21	by	by	ADP
ap-1921	4	22	a	a	DET
ap-1921	4	23	red	red	ADJ
ap-1921	4	24	supergiant	supergiant	ADJ
ap-1921	4	25	phase	phase	NOUN
ap-1921	4	26	.	.	PUNCT
ap-1921	5	1	a	a	DET
ap-1921	5	2	cool	cool	ADJ
ap-1921	5	3	dense	dense	ADJ
ap-1921	5	4	shell	shell	NOUN
ap-1921	5	5	,	,	PUNCT
ap-1921	5	6	expected	expect	VERB
ap-1921	5	7	around	around	ADP
ap-1921	5	8	the	the	DET
ap-1921	5	9	outskirts	outskirt	NOUN
ap-1921	5	10	of	of	ADP
ap-1921	5	11	the	the	DET
ap-1921	5	12	red	red	ADJ
ap-1921	5	13	wind	wind	NOUN
ap-1921	5	14	,	,	PUNCT
ap-1921	5	15	may	may	AUX
ap-1921	5	16	have	have	AUX
ap-1921	5	17	been	be	AUX
ap-1921	5	18	identified	identify	VERB
ap-1921	5	19	.	.	PUNCT
ap-1921	6	1	the	the	DET
ap-1921	6	2	distance	distance	NOUN
ap-1921	6	3	(	(	PUNCT
ap-1921	6	4	200	200	NUM
ap-1921	6	5	pc	pc	NOUN
ap-1921	6	6	)	)	PUNCT
ap-1921	6	7	and	and	CCONJ
ap-1921	6	8	age	age	NOUN
ap-1921	6	9	(	(	PUNCT
ap-1921	6	10	680	680	NUM
ap-1921	6	11	yr	yr	NOUN
ap-1921	6	12	)	)	PUNCT
ap-1921	6	13	of	of	ADP
ap-1921	6	14	the	the	DET
ap-1921	6	15	supernova	supernova	NOUN
ap-1921	6	16	remnant	remnant	NOUN
ap-1921	6	17	,	,	PUNCT
ap-1921	6	18	originally	originally	ADV
ap-1921	6	19	proposed	propose	VERB
ap-1921	6	20	,	,	PUNCT
ap-1921	6	21	are	be	AUX
ap-1921	6	22	supported	support	VERB
ap-1921	6	23	.	.	PUNCT
ap-1921	7	1	keywords	keyword	NOUN
ap-1921	7	2	:	:	PUNCT
ap-1921	7	3	supernova	supernova	NOUN
ap-1921	7	4	remnants	remnant	NOUN
ap-1921	7	5	,	,	PUNCT
ap-1921	7	6	stellar	stellar	ADJ
ap-1921	7	7	evolution	evolution	NOUN
ap-1921	7	8	,	,	PUNCT
ap-1921	7	9	multi	multi	ADJ
ap-1921	7	10	-	-	ADJ
ap-1921	7	11	wavelength	wavelength	ADJ
ap-1921	7	12	,	,	PUNCT
ap-1921	7	13	x	x	NOUN
ap-1921	7	14	-	-	NOUN
ap-1921	7	15	rays	ray	NOUN
ap-1921	7	16	,	,	PUNCT
ap-1921	7	17	tev	tev	PROPN
ap-1921	7	18	γ	γ	NOUN
ap-1921	7	19	-	-	NOUN
ap-1921	7	20	rays	ray	NOUN
ap-1921	7	21	,	,	PUNCT
ap-1921	7	22	cosmic	cosmic	ADJ
ap-1921	7	23	rays	ray	NOUN
ap-1921	7	24	,	,	PUNCT
ap-1921	7	25	individual	individual	NOUN
ap-1921	7	26	:	:	PUNCT
ap-1921	7	27	rx	rx	ADJ
ap-1921	7	28	-	-	PUNCT
ap-1921	7	29	j0852−4622	j0852−4622	VERB
ap-1921	7	30	,	,	PUNCT
ap-1921	7	31	vela	vela	PROPN
ap-1921	7	32	jr	jr	PROPN
ap-1921	7	33	.	.	PROPN
ap-1921	7	34	,	,	PUNCT
ap-1921	7	35	sn	sn	PROPN
ap-1921	7	36	1987a	1987a	NUM
ap-1921	7	37	,	,	PUNCT
ap-1921	7	38	sn	sn	PROPN
ap-1921	7	39	1006	1006	NUM
ap-1921	7	40	.	.	PUNCT
ap-1921	8	1	1	1	X
ap-1921	8	2	.	.	X
ap-1921	8	3	introduction	introduction	NOUN
ap-1921	8	4	rx	rx	NOUN
ap-1921	8	5	-	-	PUNCT
ap-1921	8	6	j0852−4622	j0852−4622	ADJ
ap-1921	8	7	,	,	PUNCT
ap-1921	8	8	nicknamed	nickname	VERB
ap-1921	8	9	vela	vela	PROPN
ap-1921	8	10	junior	junior	PROPN
ap-1921	8	11	(	(	PUNCT
ap-1921	8	12	vela	vela	PROPN
ap-1921	8	13	jr	jr	PROPN
ap-1921	8	14	.	.	PROPN
ap-1921	8	15	)	)	PUNCT
ap-1921	8	16	,	,	PUNCT
ap-1921	8	17	is	be	AUX
ap-1921	8	18	a	a	DET
ap-1921	8	19	supernova	supernova	NOUN
ap-1921	8	20	remnant	remnant	NOUN
ap-1921	8	21	(	(	PUNCT
ap-1921	8	22	snr	snr	PROPN
ap-1921	8	23	)	)	PUNCT
ap-1921	8	24	discovered	discover	VERB
ap-1921	8	25	in	in	ADP
ap-1921	8	26	the	the	DET
ap-1921	8	27	rosat	rosat	NOUN
ap-1921	8	28	all	all	DET
ap-1921	8	29	-	-	PUNCT
ap-1921	8	30	sky	sky	NOUN
ap-1921	8	31	survey	survey	NOUN
ap-1921	8	32	[	[	X
ap-1921	8	33	3	3	NUM
ap-1921	8	34	]	]	PUNCT
ap-1921	8	35	.	.	PUNCT
ap-1921	9	1	it	it	PRON
ap-1921	9	2	is	be	AUX
ap-1921	9	3	located	locate	VERB
ap-1921	9	4	along	along	ADP
ap-1921	9	5	the	the	DET
ap-1921	9	6	direction	direction	NOUN
ap-1921	9	7	towards	towards	ADP
ap-1921	9	8	the	the	DET
ap-1921	9	9	south	south	ADJ
ap-1921	9	10	-	-	PUNCT
ap-1921	9	11	eastern	eastern	ADJ
ap-1921	9	12	corner	corner	NOUN
ap-1921	9	13	of	of	ADP
ap-1921	9	14	the	the	DET
ap-1921	9	15	vela	vela	PROPN
ap-1921	9	16	snr	snr	PROPN
ap-1921	9	17	,	,	PUNCT
ap-1921	9	18	and	and	CCONJ
ap-1921	9	19	it	it	PRON
ap-1921	9	20	is	be	AUX
ap-1921	9	21	completely	completely	ADV
ap-1921	9	22	covered	cover	VERB
ap-1921	9	23	,	,	PUNCT
ap-1921	9	24	even	even	ADV
ap-1921	9	25	beyond	beyond	ADP
ap-1921	9	26	its	its	PRON
ap-1921	9	27	boundaries	boundary	NOUN
ap-1921	9	28	,	,	PUNCT
ap-1921	9	29	by	by	ADP
ap-1921	9	30	the	the	DET
ap-1921	9	31	emission	emission	NOUN
ap-1921	9	32	from	from	ADP
ap-1921	9	33	the	the	DET
ap-1921	9	34	vela	vela	NOUN
ap-1921	9	35	snr	snr	PROPN
ap-1921	9	36	,	,	PUNCT
ap-1921	9	37	such	such	ADJ
ap-1921	9	38	that	that	PRON
ap-1921	9	39	vela	vela	PROPN
ap-1921	9	40	jr	jr	PROPN
ap-1921	9	41	.	.	PROPN
ap-1921	9	42	does	do	AUX
ap-1921	9	43	not	not	PART
ap-1921	9	44	shine	shine	VERB
ap-1921	9	45	up	up	ADP
ap-1921	9	46	against	against	ADP
ap-1921	9	47	the	the	DET
ap-1921	9	48	very	very	ADV
ap-1921	9	49	bright	bright	ADJ
ap-1921	9	50	soft	soft	ADJ
ap-1921	9	51	x	x	ADJ
ap-1921	9	52	-	-	NOUN
ap-1921	9	53	ray	ray	NOUN
ap-1921	9	54	emission	emission	NOUN
ap-1921	9	55	from	from	ADP
ap-1921	9	56	the	the	DET
ap-1921	9	57	vela	vela	NOUN
ap-1921	9	58	snr	snr	PROPN
ap-1921	9	59	.	.	PUNCT
ap-1921	10	1	only	only	ADV
ap-1921	10	2	at	at	ADP
ap-1921	10	3	x	x	NOUN
ap-1921	10	4	-	-	NOUN
ap-1921	10	5	ray	ray	NOUN
ap-1921	10	6	energies	energy	NOUN
ap-1921	10	7	>	>	X
ap-1921	10	8	1.3	1.3	NUM
ap-1921	10	9	kev	kev	NOUN
ap-1921	10	10	does	do	AUX
ap-1921	10	11	vela	vela	PROPN
ap-1921	10	12	jr	jr	PROPN
ap-1921	10	13	.	.	PROPN
ap-1921	10	14	become	become	VERB
ap-1921	10	15	x	x	NOUN
ap-1921	10	16	-	-	NOUN
ap-1921	10	17	ray	ray	NOUN
ap-1921	10	18	visible	visible	ADJ
ap-1921	10	19	.	.	PUNCT
ap-1921	11	1	it	it	PRON
ap-1921	11	2	is	be	AUX
ap-1921	11	3	a	a	DET
ap-1921	11	4	patchy	patchy	ADJ
ap-1921	11	5	narrow	narrow	ADJ
ap-1921	11	6	shell	shell	NOUN
ap-1921	11	7	-	-	PUNCT
ap-1921	11	8	type	type	NOUN
ap-1921	11	9	source	source	NOUN
ap-1921	11	10	with	with	ADP
ap-1921	11	11	a	a	DET
ap-1921	11	12	diameter	diameter	NOUN
ap-1921	11	13	of	of	ADP
ap-1921	11	14	2	2	NUM
ap-1921	11	15	°	°	NOUN
ap-1921	11	16	of	of	ADP
ap-1921	11	17	almost	almost	ADV
ap-1921	11	18	perfect	perfect	ADJ
ap-1921	11	19	circular	circular	ADJ
ap-1921	11	20	shape	shape	NOUN
ap-1921	11	21	.	.	PUNCT
ap-1921	12	1	since	since	SCONJ
ap-1921	12	2	the	the	DET
ap-1921	12	3	discovery	discovery	PROPN
ap-1921	12	4	multi	multi	ADJ
ap-1921	12	5	-	-	ADJ
ap-1921	12	6	wavelength	wavelength	ADJ
ap-1921	12	7	obsersations	obsersation	NOUN
ap-1921	12	8	have	have	AUX
ap-1921	12	9	confirmed	confirm	VERB
ap-1921	12	10	the	the	DET
ap-1921	12	11	snr	snr	PROPN
ap-1921	12	12	status	status	NOUN
ap-1921	12	13	,	,	PUNCT
ap-1921	12	14	including	include	VERB
ap-1921	12	15	non	non	ADJ
ap-1921	12	16	-	-	ADJ
ap-1921	12	17	thermal	thermal	ADJ
ap-1921	12	18	radio	radio	NOUN
ap-1921	12	19	emission	emission	NOUN
ap-1921	12	20	;	;	PUNCT
ap-1921	12	21	hard	hard	ADJ
ap-1921	12	22	x	x	ADJ
ap-1921	12	23	-	-	NOUN
ap-1921	12	24	ray	ray	NOUN
ap-1921	12	25	emission	emission	NOUN
ap-1921	12	26	with	with	ADP
ap-1921	12	27	soft	soft	ADJ
ap-1921	12	28	x	x	ADJ
ap-1921	12	29	-	-	NOUN
ap-1921	12	30	ray	ray	NOUN
ap-1921	12	31	emission	emission	NOUN
ap-1921	12	32	apparently	apparently	ADV
ap-1921	12	33	missing	missing	ADJ
ap-1921	12	34	;	;	PUNCT
ap-1921	12	35	mev	mev	PROPN
ap-1921	12	36	γ	γ	PROPN
ap-1921	12	37	-	-	PUNCT
ap-1921	12	38	ray	ray	NOUN
ap-1921	12	39	line	line	NOUN
ap-1921	12	40	emission	emission	NOUN
ap-1921	12	41	from	from	ADP
ap-1921	12	42	radioactive	radioactive	ADJ
ap-1921	12	43	44ti	44ti	ADJ
ap-1921	12	44	,	,	PUNCT
ap-1921	12	45	26al	26al	ADJ
ap-1921	12	46	,	,	PUNCT
ap-1921	12	47	44ca	44ca	NOUN
ap-1921	12	48	,	,	PUNCT
ap-1921	12	49	of	of	ADP
ap-1921	12	50	low	low	ADJ
ap-1921	12	51	significance	significance	NOUN
ap-1921	12	52	,	,	PUNCT
ap-1921	12	53	though	though	ADV
ap-1921	12	54	;	;	PUNCT
ap-1921	12	55	gev	gev	PROPN
ap-1921	12	56	γ	γ	PROPN
ap-1921	12	57	-	-	PUNCT
ap-1921	12	58	ray	ray	NOUN
ap-1921	12	59	continuum	continuum	ADJ
ap-1921	12	60	emission	emission	NOUN
ap-1921	12	61	;	;	PUNCT
ap-1921	12	62	and	and	CCONJ
ap-1921	12	63	tev	tev	PROPN
ap-1921	12	64	γ	γ	NOUN
ap-1921	12	65	-	-	NOUN
ap-1921	12	66	rays	ray	NOUN
ap-1921	12	67	.	.	PUNCT
ap-1921	13	1	a	a	DET
ap-1921	13	2	summary	summary	NOUN
ap-1921	13	3	of	of	ADP
ap-1921	13	4	the	the	DET
ap-1921	13	5	observations	observation	NOUN
ap-1921	13	6	and	and	CCONJ
ap-1921	13	7	interpretations	interpretation	NOUN
ap-1921	13	8	can	can	AUX
ap-1921	13	9	be	be	AUX
ap-1921	13	10	found	find	VERB
ap-1921	13	11	e.g.	e.g.	ADV
ap-1921	13	12	in	in	ADP
ap-1921	13	13	[	[	X
ap-1921	13	14	2	2	NUM
ap-1921	13	15	,	,	PUNCT
ap-1921	13	16	10	10	NUM
ap-1921	13	17	,	,	PUNCT
ap-1921	13	18	12	12	NUM
ap-1921	13	19	]	]	PUNCT
ap-1921	13	20	.	.	PUNCT
ap-1921	14	1	aharonian	aharonian	PROPN
ap-1921	14	2	et	et	PROPN
ap-1921	14	3	al	al	PROPN
ap-1921	14	4	.	.	PUNCT
ap-1921	15	1	[	[	X
ap-1921	15	2	2	2	X
ap-1921	15	3	]	]	PUNCT
ap-1921	15	4	provide	provide	VERB
ap-1921	15	5	evidence	evidence	NOUN
ap-1921	15	6	that	that	SCONJ
ap-1921	15	7	the	the	DET
ap-1921	15	8	tev	tev	PROPN
ap-1921	15	9	γ	γ	NOUN
ap-1921	15	10	-	-	NOUN
ap-1921	15	11	rays	ray	NOUN
ap-1921	15	12	are	be	AUX
ap-1921	15	13	likely	likely	ADJ
ap-1921	15	14	not	not	PART
ap-1921	15	15	to	to	PART
ap-1921	15	16	be	be	AUX
ap-1921	15	17	of	of	ADP
ap-1921	15	18	leptonic	leptonic	ADJ
ap-1921	15	19	origin	origin	NOUN
ap-1921	15	20	(	(	PUNCT
ap-1921	15	21	inverse	inverse	NOUN
ap-1921	15	22	compton	compton	PROPN
ap-1921	15	23	scattering	scattering	NOUN
ap-1921	15	24	of	of	ADP
ap-1921	15	25	electrons	electron	NOUN
ap-1921	15	26	and	and	CCONJ
ap-1921	15	27	photons	photon	NOUN
ap-1921	15	28	)	)	PUNCT
ap-1921	15	29	but	but	CCONJ
ap-1921	15	30	of	of	ADP
ap-1921	15	31	hadronic	hadronic	ADJ
ap-1921	15	32	origin	origin	NOUN
ap-1921	15	33	(	(	PUNCT
ap-1921	15	34	nuclear	nuclear	ADJ
ap-1921	15	35	collisions	collision	NOUN
ap-1921	15	36	between	between	ADP
ap-1921	15	37	snr	snr	PROPN
ap-1921	15	38	produced	produce	VERB
ap-1921	15	39	cosmic	cosmic	ADJ
ap-1921	15	40	ray	ray	NOUN
ap-1921	15	41	protons	proton	NOUN
ap-1921	15	42	and	and	CCONJ
ap-1921	15	43	nuclei	nucleus	NOUN
ap-1921	15	44	of	of	ADP
ap-1921	15	45	the	the	DET
ap-1921	15	46	ambient	ambient	ADJ
ap-1921	15	47	matter	matter	NOUN
ap-1921	15	48	)	)	PUNCT
ap-1921	15	49	.	.	PUNCT
ap-1921	16	1	this	this	PRON
ap-1921	16	2	is	be	AUX
ap-1921	16	3	supported	support	VERB
ap-1921	16	4	by	by	ADP
ap-1921	16	5	the	the	DET
ap-1921	16	6	mev	mev	PROPN
ap-1921	16	7	γ	γ	PROPN
ap-1921	16	8	-	-	PUNCT
ap-1921	16	9	ray	ray	NOUN
ap-1921	16	10	measurements	measurement	NOUN
ap-1921	16	11	of	of	ADP
ap-1921	16	12	tanaka	tanaka	PROPN
ap-1921	16	13	et	et	PROPN
ap-1921	16	14	al	al	PROPN
ap-1921	16	15	.	.	PUNCT
ap-1921	17	1	[	[	X
ap-1921	17	2	12	12	NUM
ap-1921	17	3	]	]	PUNCT
ap-1921	17	4	.	.	PUNCT
ap-1921	18	1	an	an	DET
ap-1921	18	2	open	open	ADJ
ap-1921	18	3	question	question	NOUN
ap-1921	18	4	still	still	ADV
ap-1921	18	5	is	be	AUX
ap-1921	18	6	the	the	DET
ap-1921	18	7	distance	distance	NOUN
ap-1921	18	8	and	and	CCONJ
ap-1921	18	9	the	the	DET
ap-1921	18	10	age	age	NOUN
ap-1921	18	11	of	of	ADP
ap-1921	18	12	vela	vela	PROPN
ap-1921	18	13	jr	jr	PROPN
ap-1921	18	14	.	.	PROPN
ap-1921	18	15	;	;	PUNCT
ap-1921	18	16	the	the	DET
ap-1921	18	17	numbers	number	NOUN
ap-1921	18	18	range	range	VERB
ap-1921	18	19	between	between	ADP
ap-1921	18	20	200	200	NUM
ap-1921	18	21	pc	pc	NOUN
ap-1921	18	22	and	and	CCONJ
ap-1921	18	23	1	1	NUM
ap-1921	18	24	kpc	kpc	NOUN
ap-1921	18	25	,	,	PUNCT
ap-1921	18	26	and	and	CCONJ
ap-1921	18	27	680	680	NUM
ap-1921	18	28	yr	yr	NOUN
ap-1921	18	29	and	and	CCONJ
ap-1921	18	30	5000	5000	NUM
ap-1921	18	31	yr	yr	NOUN
ap-1921	18	32	.	.	PUNCT
ap-1921	19	1	i	i	PRON
ap-1921	19	2	show	show	VERB
ap-1921	19	3	that	that	PRON
ap-1921	19	4	vela	vela	PROPN
ap-1921	19	5	jr	jr	PROPN
ap-1921	19	6	.	.	PROPN
ap-1921	19	7	is	be	AUX
ap-1921	19	8	very	very	ADV
ap-1921	19	9	close	close	ADJ
ap-1921	19	10	,	,	PUNCT
ap-1921	19	11	and	and	CCONJ
ap-1921	19	12	likely	likely	ADJ
ap-1921	19	13	to	to	PART
ap-1921	19	14	be	be	AUX
ap-1921	19	15	as	as	ADV
ap-1921	19	16	young	young	ADJ
ap-1921	19	17	as	as	SCONJ
ap-1921	19	18	originally	originally	ADV
ap-1921	19	19	suggested	suggest	VERB
ap-1921	19	20	[	[	X
ap-1921	19	21	4	4	NUM
ap-1921	19	22	]	]	PUNCT
ap-1921	19	23	.	.	PUNCT
ap-1921	20	1	2	2	X
ap-1921	20	2	.	.	X
ap-1921	20	3	implications	implication	NOUN
ap-1921	20	4	of	of	ADP
ap-1921	20	5	observations	observation	NOUN
ap-1921	20	6	three	three	NUM
ap-1921	20	7	unambiguous	unambiguous	ADJ
ap-1921	20	8	key	key	ADJ
ap-1921	20	9	measurements	measurement	NOUN
ap-1921	20	10	of	of	ADP
ap-1921	20	11	vela	vela	PROPN
ap-1921	20	12	jr	jr	PROPN
ap-1921	20	13	.	.	PROPN
ap-1921	20	14	have	have	AUX
ap-1921	20	15	been	be	AUX
ap-1921	20	16	made	make	VERB
ap-1921	20	17	:	:	PUNCT
ap-1921	20	18	the	the	DET
ap-1921	20	19	angular	angular	ADJ
ap-1921	20	20	radius	radius	NOUN
ap-1921	20	21	ra	ra	PROPN
ap-1921	20	22	=	=	NOUN
ap-1921	21	1	1	1	NUM
ap-1921	21	2	°	°	NOUN
ap-1921	21	3	[	[	X
ap-1921	21	4	3	3	NUM
ap-1921	21	5	]	]	PUNCT
ap-1921	21	6	,	,	PUNCT
ap-1921	21	7	the	the	DET
ap-1921	21	8	angular	angular	ADJ
ap-1921	21	9	velocity	velocity	NOUN
ap-1921	21	10	of	of	ADP
ap-1921	21	11	the	the	DET
ap-1921	21	12	shock	shock	NOUN
ap-1921	21	13	wave	wave	NOUN
ap-1921	21	14	vs	vs	ADP
ap-1921	21	15	,	,	PUNCT
ap-1921	21	16	a	a	DET
ap-1921	21	17	=	=	X
ap-1921	21	18	0.84′′/yr	0.84′′/yr	NOUN
ap-1921	21	19	±	±	NOUN
ap-1921	21	20	0.23′′/yr	0.23′′/yr	X
ap-1921	22	1	[	[	X
ap-1921	22	2	8	8	NUM
ap-1921	22	3	]	]	PUNCT
ap-1921	22	4	and	and	CCONJ
ap-1921	22	5	the	the	DET
ap-1921	22	6	total	total	ADJ
ap-1921	22	7	energy	energy	NOUN
ap-1921	22	8	of	of	ADP
ap-1921	22	9	cosmic	cosmic	ADJ
ap-1921	22	10	ray	ray	NOUN
ap-1921	22	11	protons	proton	NOUN
ap-1921	22	12	wp	wp	PRON
ap-1921	22	13	to	to	PART
ap-1921	22	14	explain	explain	VERB
ap-1921	22	15	the	the	DET
ap-1921	22	16	tev	tev	PROPN
ap-1921	22	17	γ	γ	PROPN
ap-1921	22	18	-	-	PUNCT
ap-1921	22	19	ray	ray	NOUN
ap-1921	22	20	flux	flux	NOUN
ap-1921	22	21	,	,	PUNCT
ap-1921	22	22	wp	wp	PROPN
ap-1921	22	23	=	=	SYM
ap-1921	22	24	1049	1049	NUM
ap-1921	22	25	erg	erg	PROPN
ap-1921	22	26	d2	d2	PROPN
ap-1921	22	27	2	2	PROPN
ap-1921	22	28	/	/	SYM
ap-1921	22	29	n0	n0	NOUN
ap-1921	22	30	[	[	X
ap-1921	22	31	2	2	NUM
ap-1921	22	32	]	]	PUNCT
ap-1921	22	33	.	.	PUNCT
ap-1921	23	1	units	unit	NOUN
ap-1921	23	2	are	be	AUX
ap-1921	23	3	cm−3	cm−3	PROPN
ap-1921	23	4	for	for	ADP
ap-1921	23	5	the	the	DET
ap-1921	23	6	particle	particle	NOUN
ap-1921	23	7	density	density	NOUN
ap-1921	23	8	n0	n0	X
ap-1921	23	9	of	of	ADP
ap-1921	23	10	the	the	DET
ap-1921	23	11	ambient	ambient	ADJ
ap-1921	23	12	matter	matter	NOUN
ap-1921	23	13	;	;	PUNCT
ap-1921	23	14	200	200	NUM
ap-1921	23	15	pc	pc	NOUN
ap-1921	23	16	for	for	ADP
ap-1921	23	17	the	the	DET
ap-1921	23	18	distance	distance	NOUN
ap-1921	23	19	to	to	ADP
ap-1921	23	20	the	the	DET
ap-1921	23	21	source	source	NOUN
ap-1921	23	22	,	,	PUNCT
ap-1921	23	23	d2	d2	PROPN
ap-1921	23	24	.	.	PROPN
ap-1921	24	1	from	from	ADP
ap-1921	24	2	x	x	NOUN
ap-1921	24	3	-	-	NOUN
ap-1921	24	4	ray	ray	NOUN
ap-1921	24	5	measurements	measurement	NOUN
ap-1921	24	6	additional	additional	ADJ
ap-1921	24	7	information	information	NOUN
ap-1921	24	8	is	be	AUX
ap-1921	24	9	obtained	obtain	VERB
ap-1921	24	10	for	for	ADP
ap-1921	24	11	an	an	DET
ap-1921	24	12	upper	upper	ADJ
ap-1921	24	13	limit	limit	NOUN
ap-1921	24	14	of	of	ADP
ap-1921	24	15	the	the	DET
ap-1921	24	16	ambient	ambient	ADJ
ap-1921	24	17	density	density	NOUN
ap-1921	24	18	of	of	ADP
ap-1921	24	19	n0,x	n0,x	PROPN
ap-1921	24	20	<	<	X
ap-1921	24	21	0.029	0.029	NUM
ap-1921	24	22	cm−3(d1	cm−3(d1	PROPN
ap-1921	24	23	f)−1/2	f)−1/2	PROPN
ap-1921	25	1	[	[	X
ap-1921	25	2	11	11	NUM
ap-1921	25	3	]	]	PUNCT
ap-1921	25	4	,	,	PUNCT
ap-1921	25	5	where	where	SCONJ
ap-1921	25	6	d1	d1	PROPN
ap-1921	25	7	is	be	AUX
ap-1921	25	8	distance	distance	NOUN
ap-1921	25	9	in	in	ADP
ap-1921	25	10	kpc	kpc	NOUN
ap-1921	25	11	,	,	PUNCT
ap-1921	25	12	and	and	CCONJ
ap-1921	25	13	f	f	PROPN
ap-1921	25	14	is	be	AUX
ap-1921	25	15	a	a	DET
ap-1921	25	16	filling	filling	NOUN
ap-1921	25	17	factor	factor	NOUN
ap-1921	25	18	<	<	X
ap-1921	25	19	1	1	NUM
ap-1921	25	20	.	.	PUNCT
ap-1921	26	1	in	in	ADP
ap-1921	26	2	contrast	contrast	NOUN
ap-1921	26	3	to	to	ADP
ap-1921	26	4	other	other	ADJ
ap-1921	26	5	information	information	NOUN
ap-1921	26	6	,	,	PUNCT
ap-1921	26	7	this	this	PRON
ap-1921	26	8	is	be	AUX
ap-1921	26	9	not	not	PART
ap-1921	26	10	definite	definite	ADJ
ap-1921	26	11	,	,	PUNCT
ap-1921	26	12	because	because	SCONJ
ap-1921	26	13	it	it	PRON
ap-1921	26	14	depends	depend	VERB
ap-1921	26	15	on	on	ADP
ap-1921	26	16	the	the	DET
ap-1921	26	17	interpretation	interpretation	NOUN
ap-1921	26	18	of	of	ADP
ap-1921	26	19	the	the	DET
ap-1921	26	20	x	x	ADJ
ap-1921	26	21	-	-	NOUN
ap-1921	26	22	ray	ray	NOUN
ap-1921	26	23	spectral	spectral	ADJ
ap-1921	26	24	measurements	measurement	NOUN
ap-1921	26	25	.	.	PUNCT
ap-1921	27	1	2.1	2.1	NUM
ap-1921	27	2	.	.	PUNCT
ap-1921	27	3	distance	distance	NOUN
ap-1921	27	4	the	the	DET
ap-1921	27	5	kinetic	kinetic	ADJ
ap-1921	27	6	energy	energy	NOUN
ap-1921	27	7	e0	e0	NOUN
ap-1921	27	8	available	available	ADJ
ap-1921	27	9	from	from	ADP
ap-1921	27	10	an	an	DET
ap-1921	27	11	sn	sn	PROPN
ap-1921	27	12	explosion	explosion	NOUN
ap-1921	27	13	is	be	AUX
ap-1921	27	14	shared	share	VERB
ap-1921	27	15	mainly	mainly	ADV
ap-1921	27	16	between	between	ADP
ap-1921	27	17	the	the	DET
ap-1921	27	18	acceleration	acceleration	NOUN
ap-1921	27	19	of	of	ADP
ap-1921	27	20	particles	particle	NOUN
ap-1921	27	21	to	to	ADP
ap-1921	27	22	cosmic	cosmic	ADJ
ap-1921	27	23	rays	ray	NOUN
ap-1921	27	24	(	(	PUNCT
ap-1921	27	25	wp	wp	X
ap-1921	27	26	)	)	PUNCT
ap-1921	27	27	and	and	CCONJ
ap-1921	27	28	the	the	DET
ap-1921	27	29	expansion	expansion	NOUN
ap-1921	27	30	of	of	ADP
ap-1921	27	31	the	the	DET
ap-1921	27	32	explosion	explosion	NOUN
ap-1921	27	33	wave	wave	NOUN
ap-1921	27	34	into	into	ADP
ap-1921	27	35	the	the	DET
ap-1921	27	36	ambient	ambient	ADJ
ap-1921	27	37	medium	medium	NOUN
ap-1921	27	38	driven	drive	VERB
ap-1921	27	39	by	by	ADP
ap-1921	27	40	some	some	DET
ap-1921	27	41	energy	energy	NOUN
ap-1921	27	42	ek	ek	NOUN
ap-1921	27	43	,	,	PUNCT
ap-1921	27	44	such	such	ADJ
ap-1921	27	45	that	that	SCONJ
ap-1921	27	46	e0	e0	PROPN
ap-1921	27	47	≥	≥	PUNCT
ap-1921	27	48	wp	wp	PROPN
ap-1921	27	49	+	+	CCONJ
ap-1921	27	50	ek	ek	VERB
ap-1921	27	51	with	with	ADP
ap-1921	27	52	ek	ek	PROPN
ap-1921	27	53	=	=	SYM
ap-1921	27	54	4.1	4.1	NUM
ap-1921	27	55	×	×	PROPN
ap-1921	27	56	1049	1049	NUM
ap-1921	27	57	ergn0d	ergn0d	PROPN
ap-1921	27	58	5	5	NUM
ap-1921	27	59	2	2	NUM
ap-1921	27	60	.	.	PUNCT
ap-1921	28	1	ek	ek	PROPN
ap-1921	28	2	represents	represent	VERB
ap-1921	28	3	the	the	DET
ap-1921	28	4	sum	sum	NOUN
ap-1921	28	5	of	of	ADP
ap-1921	28	6	the	the	DET
ap-1921	28	7	kinetic	kinetic	ADJ
ap-1921	28	8	energy	energy	NOUN
ap-1921	28	9	and	and	CCONJ
ap-1921	28	10	the	the	DET
ap-1921	28	11	associated	associated	ADJ
ap-1921	28	12	thermal	thermal	ADJ
ap-1921	28	13	energy	energy	NOUN
ap-1921	28	14	,	,	PUNCT
ap-1921	28	15	the	the	DET
ap-1921	28	16	latter	latter	NOUN
ap-1921	28	17	of	of	ADP
ap-1921	28	18	which	which	PRON
ap-1921	28	19	is	be	AUX
ap-1921	28	20	due	due	ADJ
ap-1921	28	21	to	to	ADP
ap-1921	28	22	the	the	DET
ap-1921	28	23	shock	shock	NOUN
ap-1921	28	24	-	-	PUNCT
ap-1921	28	25	wave	wave	NOUN
ap-1921	28	26	heating	heating	NOUN
ap-1921	28	27	of	of	ADP
ap-1921	28	28	the	the	DET
ap-1921	28	29	ambient	ambient	ADJ
ap-1921	28	30	matter	matter	NOUN
ap-1921	28	31	.	.	PUNCT
ap-1921	29	1	as	as	SCONJ
ap-1921	29	2	wp	wp	PROPN
ap-1921	29	3	scales	scale	VERB
ap-1921	29	4	with	with	ADP
ap-1921	29	5	(	(	PUNCT
ap-1921	29	6	d2	d2	PROPN
ap-1921	29	7	2	2	NUM
ap-1921	29	8	/	/	SYM
ap-1921	29	9	n0	n0	NUM
ap-1921	29	10	)	)	PUNCT
ap-1921	29	11	and	and	CCONJ
ap-1921	29	12	ek	ek	PROPN
ap-1921	29	13	scales	scale	VERB
ap-1921	29	14	with	with	ADP
ap-1921	29	15	(	(	PUNCT
ap-1921	29	16	d5	d5	NOUN
ap-1921	29	17	2n0	2n0	NUM
ap-1921	29	18	)	)	PUNCT
ap-1921	29	19	a	a	DET
ap-1921	29	20	single	single	ADJ
ap-1921	29	21	absolute	absolute	ADJ
ap-1921	29	22	maximum	maximum	NOUN
ap-1921	29	23	of	of	ADP
ap-1921	29	24	d2	d2	PROPN
ap-1921	29	25	exists	exist	VERB
ap-1921	29	26	for	for	ADP
ap-1921	29	27	any	any	DET
ap-1921	29	28	given	give	VERB
ap-1921	29	29	e0	e0	PROPN
ap-1921	29	30	,	,	PUNCT
ap-1921	29	31	which	which	PRON
ap-1921	29	32	also	also	ADV
ap-1921	29	33	fixes	fix	VERB
ap-1921	29	34	n0	n0	PROPN
ap-1921	29	35	.	.	PUNCT
ap-1921	30	1	any	any	DET
ap-1921	30	2	filling	filling	NOUN
ap-1921	30	3	factor	factor	NOUN
ap-1921	30	4	,	,	PUNCT
ap-1921	30	5	additionally	additionally	ADV
ap-1921	30	6	introduced	introduce	VERB
ap-1921	30	7	,	,	PUNCT
ap-1921	30	8	does	do	AUX
ap-1921	30	9	not	not	PART
ap-1921	30	10	change	change	VERB
ap-1921	30	11	the	the	DET
ap-1921	30	12	maximum	maximum	ADJ
ap-1921	30	13	distance	distance	NOUN
ap-1921	30	14	.	.	PUNCT
ap-1921	31	1	the	the	DET
ap-1921	31	2	normalization	normalization	NOUN
ap-1921	31	3	factors	factor	VERB
ap-1921	31	4	for	for	ADP
ap-1921	31	5	wp	wp	PROPN
ap-1921	31	6	and	and	CCONJ
ap-1921	31	7	ek	ek	PROPN
ap-1921	31	8	are	be	AUX
ap-1921	31	9	known	know	VERB
ap-1921	31	10	from	from	ADP
ap-1921	31	11	the	the	DET
ap-1921	31	12	measurements	measurement	NOUN
ap-1921	31	13	.	.	PUNCT
ap-1921	32	1	for	for	ADP
ap-1921	32	2	vela	vela	PROPN
ap-1921	32	3	jr	jr	PROPN
ap-1921	32	4	.	.	PUNCT
ap-1921	33	1	they	they	PRON
ap-1921	33	2	are	be	AUX
ap-1921	33	3	wp,1	wp,1	NOUN
ap-1921	33	4	=	=	SYM
ap-1921	33	5	1049	1049	NUM
ap-1921	33	6	erg	erg	X
ap-1921	33	7	and	and	CCONJ
ap-1921	33	8	ek,1	ek,1	NOUN
ap-1921	33	9	=	=	PROPN
ap-1921	33	10	4.1	4.1	NUM
ap-1921	33	11	×	×	NOUN
ap-1921	33	12	1049	1049	NUM
ap-1921	33	13	erg	erg	NOUN
ap-1921	33	14	,	,	PUNCT
ap-1921	33	15	respectively	respectively	ADV
ap-1921	33	16	,	,	PUNCT
ap-1921	33	17	(	(	PUNCT
ap-1921	33	18	see	see	VERB
ap-1921	33	19	above	above	ADV
ap-1921	33	20	)	)	PUNCT
ap-1921	33	21	for	for	ADP
ap-1921	33	22	d2	d2	PROPN
ap-1921	33	23	=	=	SYM
ap-1921	33	24	1	1	NUM
ap-1921	33	25	and	and	CCONJ
ap-1921	33	26	n0	n0	NUM
ap-1921	33	27	=	=	SYM
ap-1921	33	28	1	1	X
ap-1921	33	29	.	.	X
ap-1921	33	30	for	for	ADP
ap-1921	33	31	e0	e0	PROPN
ap-1921	33	32	=	=	X
ap-1921	33	33	1051	1051	NUM
ap-1921	33	34	erg	erg	INTJ
ap-1921	33	35	the	the	DET
ap-1921	33	36	distance	distance	NOUN
ap-1921	34	1	d	d	NOUN
ap-1921	34	2	is	be	AUX
ap-1921	34	3	<	<	X
ap-1921	34	4	500	500	NUM
ap-1921	34	5	pc	pc	NOUN
ap-1921	34	6	.	.	PUNCT
ap-1921	35	1	for	for	ADP
ap-1921	35	2	e0	e0	PROPN
ap-1921	35	3	=	=	PUNCT
ap-1921	35	4	3	3	NUM
ap-1921	35	5	×	×	NOUN
ap-1921	35	6	1050	1050	NUM
ap-1921	35	7	erg	erg	NOUN
ap-1921	35	8	,	,	PUNCT
ap-1921	35	9	d	d	X
ap-1921	35	10	<	<	X
ap-1921	35	11	355	355	NUM
ap-1921	35	12	pc	pc	NOUN
ap-1921	35	13	,	,	PUNCT
ap-1921	35	14	and	and	CCONJ
ap-1921	35	15	for	for	ADP
ap-1921	35	16	e0	e0	PROPN
ap-1921	35	17	=	=	PROPN
ap-1921	35	18	1050	1050	NUM
ap-1921	35	19	erg	erg	NOUN
ap-1921	35	20	,	,	PUNCT
ap-1921	36	1	d	d	X
ap-1921	36	2	<	<	X
ap-1921	36	3	260pc	260pc	PROPN
ap-1921	36	4	.	.	PUNCT
ap-1921	37	1	the	the	DET
ap-1921	37	2	maximum	maximum	NOUN
ap-1921	37	3	of	of	ADP
ap-1921	37	4	d	d	PROPN
ap-1921	37	5	is	be	AUX
ap-1921	37	6	realized	realize	VERB
ap-1921	37	7	if	if	SCONJ
ap-1921	37	8	e0	e0	PROPN
ap-1921	37	9	is	be	AUX
ap-1921	37	10	shared	share	VERB
ap-1921	37	11	evenly	evenly	ADV
ap-1921	37	12	between	between	ADP
ap-1921	37	13	wp	wp	PROPN
ap-1921	37	14	and	and	CCONJ
ap-1921	37	15	ek	ek	PROPN
ap-1921	37	16	.	.	PROPN
ap-1921	38	1	for	for	ADP
ap-1921	38	2	instance	instance	NOUN
ap-1921	38	3	,	,	PUNCT
ap-1921	38	4	for	for	SCONJ
ap-1921	38	5	wp	wp	PROPN
ap-1921	38	6	=	=	SYM
ap-1921	38	7	0.1e0	0.1e0	NUM
ap-1921	38	8	and	and	CCONJ
ap-1921	38	9	e0	e0	PROPN
ap-1921	38	10	=	=	PUNCT
ap-1921	38	11	1051	1051	NUM
ap-1921	38	12	erg	erg	PROPN
ap-1921	38	13	,	,	PUNCT
ap-1921	38	14	d	d	X
ap-1921	38	15	<	<	X
ap-1921	38	16	435	435	NUM
ap-1921	38	17	pc	pc	NOUN
ap-1921	38	18	,	,	PUNCT
ap-1921	38	19	and	and	CCONJ
ap-1921	38	20	225pc	225pc	NOUN
ap-1921	38	21	for	for	ADP
ap-1921	38	22	e0	e0	PROPN
ap-1921	38	23	=	=	PROPN
ap-1921	38	24	1050	1050	NUM
ap-1921	38	25	erg	erg	PROPN
ap-1921	38	26	,	,	PUNCT
ap-1921	38	27	respectively	respectively	ADV
ap-1921	38	28	.	.	PUNCT
ap-1921	39	1	the	the	DET
ap-1921	39	2	reverse	reverse	ADJ
ap-1921	39	3	case	case	NOUN
ap-1921	39	4	,	,	PUNCT
ap-1921	39	5	i.e.	i.e.	X
ap-1921	39	6	wp	wp	X
ap-1921	39	7	=	=	PUNCT
ap-1921	39	8	0.9e0	0.9e0	PRON
ap-1921	39	9	does	do	AUX
ap-1921	39	10	not	not	PART
ap-1921	39	11	change	change	VERB
ap-1921	39	12	the	the	DET
ap-1921	39	13	upper	upper	ADJ
ap-1921	39	14	limit	limit	NOUN
ap-1921	39	15	of	of	ADP
ap-1921	39	16	d	d	NOUN
ap-1921	39	17	,	,	PUNCT
ap-1921	39	18	but	but	CCONJ
ap-1921	39	19	it	it	PRON
ap-1921	39	20	changes	change	VERB
ap-1921	39	21	the	the	DET
ap-1921	39	22	associated	associated	PROPN
ap-1921	39	23	n0	n0	PROPN
ap-1921	39	24	,	,	PUNCT
ap-1921	39	25	slightly	slightly	ADV
ap-1921	39	26	.	.	PUNCT
ap-1921	40	1	finally	finally	ADV
ap-1921	40	2	,	,	PUNCT
ap-1921	40	3	the	the	DET
ap-1921	40	4	uncertainties	uncertainty	NOUN
ap-1921	40	5	of	of	ADP
ap-1921	40	6	the	the	DET
ap-1921	40	7	measured	measured	ADJ
ap-1921	40	8	617	617	NUM
ap-1921	40	9	http://dx.doi.org/10.14311/ap.2013.53.0617	http://dx.doi.org/10.14311/ap.2013.53.0617	NOUN
ap-1921	40	10	http://ojs.cvut.cz/ojs/index.php/ap	http://ojs.cvut.cz/ojs/index.php/ap	PROPN
ap-1921	40	11	bernd	bernd	PROPN
ap-1921	40	12	aschenbach	aschenbach	PROPN
ap-1921	40	13	acta	acta	PROPN
ap-1921	40	14	polytechnica	polytechnica	PROPN
ap-1921	40	15	values	value	NOUN
ap-1921	40	16	of	of	ADP
ap-1921	40	17	vs	vs	ADP
ap-1921	40	18	,	,	PUNCT
ap-1921	40	19	a	a	PRON
ap-1921	40	20	,	,	PUNCT
ap-1921	40	21	±0.23′′/yr	±0.23′′/yr	ADJ
ap-1921	40	22	,	,	PUNCT
ap-1921	40	23	change	change	VERB
ap-1921	40	24	the	the	DET
ap-1921	40	25	distances	distance	NOUN
ap-1921	40	26	quoted	quote	VERB
ap-1921	40	27	by	by	ADP
ap-1921	40	28	at	at	ADP
ap-1921	40	29	most	most	ADV
ap-1921	40	30	10	10	NUM
ap-1921	40	31	%	%	NOUN
ap-1921	40	32	.	.	PUNCT
ap-1921	41	1	this	this	PRON
ap-1921	41	2	means	mean	VERB
ap-1921	41	3	that	that	SCONJ
ap-1921	41	4	there	there	PRON
ap-1921	41	5	exists	exist	VERB
ap-1921	41	6	a	a	DET
ap-1921	41	7	firm	firm	ADJ
ap-1921	41	8	upper	upper	ADJ
ap-1921	41	9	limit	limit	NOUN
ap-1921	41	10	of	of	ADP
ap-1921	41	11	d	d	X
ap-1921	41	12	<	<	X
ap-1921	41	13	550	550	NUM
ap-1921	41	14	pc	pc	NOUN
ap-1921	41	15	.	.	PUNCT
ap-1921	42	1	only	only	ADV
ap-1921	42	2	if	if	SCONJ
ap-1921	42	3	the	the	DET
ap-1921	42	4	event	event	NOUN
ap-1921	42	5	were	be	AUX
ap-1921	42	6	a	a	DET
ap-1921	42	7	hypernova	hypernova	PROPN
ap-1921	42	8	,	,	PUNCT
ap-1921	42	9	the	the	DET
ap-1921	42	10	distance	distance	NOUN
ap-1921	42	11	could	could	AUX
ap-1921	42	12	be	be	AUX
ap-1921	42	13	larger	large	ADJ
ap-1921	42	14	.	.	PUNCT
ap-1921	43	1	the	the	DET
ap-1921	43	2	method	method	NOUN
ap-1921	43	3	outlined	outline	VERB
ap-1921	43	4	above	above	ADP
ap-1921	43	5	can	can	AUX
ap-1921	43	6	,	,	PUNCT
ap-1921	43	7	of	of	ADP
ap-1921	43	8	course	course	NOUN
ap-1921	43	9	,	,	PUNCT
ap-1921	43	10	be	be	AUX
ap-1921	43	11	applied	apply	VERB
ap-1921	43	12	to	to	ADP
ap-1921	43	13	any	any	DET
ap-1921	43	14	other	other	ADJ
ap-1921	43	15	snr	snr	NOUN
ap-1921	43	16	,	,	PUNCT
ap-1921	43	17	which	which	PRON
ap-1921	43	18	emits	emit	VERB
ap-1921	43	19	tev	tev	PROPN
ap-1921	43	20	γ	γ	NOUN
ap-1921	43	21	-	-	NOUN
ap-1921	43	22	rays	ray	NOUN
ap-1921	43	23	of	of	ADP
ap-1921	43	24	hadronic	hadronic	ADJ
ap-1921	43	25	origin	origin	NOUN
ap-1921	43	26	.	.	PUNCT
ap-1921	44	1	the	the	DET
ap-1921	44	2	upper	upper	ADJ
ap-1921	44	3	limit	limit	NOUN
ap-1921	44	4	of	of	ADP
ap-1921	44	5	the	the	DET
ap-1921	44	6	distance	distance	NOUN
ap-1921	44	7	,	,	PUNCT
ap-1921	44	8	i.e.	i.e.	X
ap-1921	44	9	,	,	PUNCT
ap-1921	44	10	d2,max	d2,max	NUM
ap-1921	44	11	is	be	AUX
ap-1921	44	12	generally	generally	ADV
ap-1921	44	13	given	give	VERB
ap-1921	44	14	by	by	ADP
ap-1921	44	15	the	the	DET
ap-1921	44	16	relation	relation	NOUN
ap-1921	44	17	d2,max	d2,max	PUNCT
ap-1921	44	18	=	=	PUNCT
ap-1921	44	19	(	(	PUNCT
ap-1921	44	20	0.25	0.25	NUM
ap-1921	44	21	(	(	PUNCT
ap-1921	44	22	e2	e2	PROPN
ap-1921	44	23	0/(wp,1ek,1	0/(wp,1ek,1	NOUN
ap-1921	44	24	)	)	PUNCT
ap-1921	44	25	)	)	PUNCT
ap-1921	45	1	v−2	v−2	PROPN
ap-1921	45	2	s	s	PROPN
ap-1921	45	3	,	,	PUNCT
ap-1921	45	4	ar	ar	NOUN
ap-1921	45	5	−3	−3	PROPN
ap-1921	45	6	a	a	PRON
ap-1921	45	7	)	)	PUNCT
ap-1921	45	8	1/7	1/7	NUM
ap-1921	45	9	;	;	PUNCT
ap-1921	45	10	e0	e0	PROPN
ap-1921	45	11	=	=	PUNCT
ap-1921	45	12	1051	1051	NUM
ap-1921	45	13	erg	erg	NOUN
ap-1921	45	14	is	be	AUX
ap-1921	45	15	the	the	DET
ap-1921	45	16	maximum	maximum	ADJ
ap-1921	45	17	energy	energy	NOUN
ap-1921	45	18	generally	generally	ADV
ap-1921	45	19	attributed	attribute	VERB
ap-1921	45	20	to	to	ADP
ap-1921	45	21	a	a	DET
ap-1921	45	22	sn	sn	PROPN
ap-1921	45	23	explosion	explosion	NOUN
ap-1921	45	24	;	;	PUNCT
ap-1921	45	25	wp,1	wp,1	PROPN
ap-1921	45	26	is	be	AUX
ap-1921	45	27	the	the	DET
ap-1921	45	28	cosmic	cosmic	ADJ
ap-1921	45	29	ray	ray	NOUN
ap-1921	45	30	proton	proton	NOUN
ap-1921	45	31	energy	energy	NOUN
ap-1921	45	32	,	,	PUNCT
ap-1921	45	33	derived	derive	VERB
ap-1921	45	34	from	from	ADP
ap-1921	45	35	the	the	DET
ap-1921	45	36	measured	measure	VERB
ap-1921	45	37	tev	tev	PROPN
ap-1921	45	38	γ	γ	PROPN
ap-1921	45	39	-	-	PUNCT
ap-1921	45	40	ray	ray	NOUN
ap-1921	45	41	spectrum	spectrum	NOUN
ap-1921	45	42	normalized	normalize	VERB
ap-1921	45	43	to	to	ADP
ap-1921	45	44	d2	d2	VERB
ap-1921	45	45	=	=	SYM
ap-1921	45	46	1	1	NUM
ap-1921	45	47	and	and	CCONJ
ap-1921	45	48	n0	n0	NUM
ap-1921	45	49	=	=	SYM
ap-1921	45	50	1	1	NUM
ap-1921	45	51	cm−3	cm−3	PROPN
ap-1921	45	52	(	(	PUNCT
ap-1921	45	53	for	for	ADP
ap-1921	45	54	the	the	DET
ap-1921	45	55	procedure	procedure	NOUN
ap-1921	45	56	see	see	VERB
ap-1921	45	57	[	[	X
ap-1921	45	58	2	2	NUM
ap-1921	45	59	]	]	NUM
ap-1921	45	60	)	)	PUNCT
ap-1921	45	61	;	;	PUNCT
ap-1921	45	62	ek,1	ek,1	NOUN
ap-1921	45	63	=	=	PROPN
ap-1921	45	64	5.8	5.8	NUM
ap-1921	45	65	×	×	NOUN
ap-1921	45	66	1049	1049	NUM
ap-1921	45	67	erg	erg	NOUN
ap-1921	45	68	is	be	AUX
ap-1921	45	69	the	the	DET
ap-1921	45	70	energy	energy	NOUN
ap-1921	45	71	computed	compute	VERB
ap-1921	45	72	for	for	ADP
ap-1921	45	73	d2	d2	PROPN
ap-1921	45	74	=	=	SYM
ap-1921	45	75	1	1	NUM
ap-1921	45	76	and	and	CCONJ
ap-1921	45	77	n0	n0	NUM
ap-1921	45	78	=	=	SYM
ap-1921	45	79	1	1	NUM
ap-1921	45	80	cm−3	cm−3	PROPN
ap-1921	45	81	,	,	PUNCT
ap-1921	45	82	and	and	CCONJ
ap-1921	45	83	an	an	DET
ap-1921	45	84	angular	angular	ADJ
ap-1921	45	85	expansion	expansion	NOUN
ap-1921	45	86	(	(	PUNCT
ap-1921	45	87	shock	shock	NOUN
ap-1921	45	88	velocity	velocity	NOUN
ap-1921	45	89	)	)	PUNCT
ap-1921	45	90	of	of	ADP
ap-1921	45	91	1′′/yr	1′′/yr	NUM
ap-1921	45	92	and	and	CCONJ
ap-1921	45	93	an	an	DET
ap-1921	45	94	angular	angular	ADJ
ap-1921	45	95	radius	radius	NOUN
ap-1921	45	96	of	of	ADP
ap-1921	45	97	1	1	NUM
ap-1921	45	98	°	°	NUM
ap-1921	45	99	.	.	PUNCT
ap-1921	46	1	this	this	DET
ap-1921	46	2	method	method	NOUN
ap-1921	46	3	appears	appear	VERB
ap-1921	46	4	to	to	PART
ap-1921	46	5	be	be	AUX
ap-1921	46	6	a	a	DET
ap-1921	46	7	powerful	powerful	ADJ
ap-1921	46	8	tool	tool	NOUN
ap-1921	46	9	for	for	ADP
ap-1921	46	10	setting	set	VERB
ap-1921	46	11	a	a	DET
ap-1921	46	12	distance	distance	NOUN
ap-1921	46	13	upper	upper	ADJ
ap-1921	46	14	limit	limit	NOUN
ap-1921	46	15	of	of	ADP
ap-1921	46	16	tev	tev	PROPN
ap-1921	46	17	γ	γ	PROPN
ap-1921	46	18	-	-	PUNCT
ap-1921	46	19	ray	ray	NOUN
ap-1921	46	20	emitting	emit	VERB
ap-1921	46	21	snrs	snrs	NOUN
ap-1921	46	22	,	,	PUNCT
ap-1921	46	23	because	because	SCONJ
ap-1921	46	24	this	this	DET
ap-1921	46	25	method	method	NOUN
ap-1921	46	26	depends	depend	VERB
ap-1921	46	27	just	just	ADV
ap-1921	46	28	on	on	ADP
ap-1921	46	29	angular	angular	ADJ
ap-1921	46	30	measurements	measurement	NOUN
ap-1921	46	31	.	.	PUNCT
ap-1921	47	1	for	for	ADP
ap-1921	47	2	instance	instance	NOUN
ap-1921	47	3	,	,	PUNCT
ap-1921	47	4	the	the	DET
ap-1921	47	5	tev	tev	PROPN
ap-1921	47	6	γ	γ	PROPN
ap-1921	47	7	-	-	PUNCT
ap-1921	47	8	ray	ray	NOUN
ap-1921	47	9	flux	flux	NOUN
ap-1921	47	10	,	,	PUNCT
ap-1921	47	11	if	if	SCONJ
ap-1921	47	12	of	of	ADP
ap-1921	47	13	purely	purely	ADV
ap-1921	47	14	hadronic	hadronic	ADJ
ap-1921	47	15	origin	origin	NOUN
ap-1921	47	16	,	,	PUNCT
ap-1921	47	17	and	and	CCONJ
ap-1921	47	18	the	the	DET
ap-1921	47	19	measurements	measurement	NOUN
ap-1921	47	20	of	of	ADP
ap-1921	47	21	vs	vs	ADP
ap-1921	47	22	,	,	PUNCT
ap-1921	47	23	a	a	PRON
ap-1921	47	24	and	and	CCONJ
ap-1921	47	25	ra	ra	PROPN
ap-1921	47	26	quoted	quote	VERB
ap-1921	47	27	[	[	X
ap-1921	47	28	1	1	NUM
ap-1921	47	29	]	]	PUNCT
ap-1921	47	30	,	,	PUNCT
ap-1921	47	31	predict	predict	VERB
ap-1921	47	32	an	an	DET
ap-1921	47	33	upper	upper	ADJ
ap-1921	47	34	limit	limit	NOUN
ap-1921	47	35	of	of	ADP
ap-1921	47	36	d	d	PROPN
ap-1921	47	37	=	=	SYM
ap-1921	47	38	1.85	1.85	NUM
ap-1921	47	39	kpc	kpc	NOUN
ap-1921	47	40	to	to	ADP
ap-1921	47	41	sn	sn	PROPN
ap-1921	47	42	1006	1006	NUM
ap-1921	47	43	,	,	PUNCT
ap-1921	47	44	using	use	VERB
ap-1921	47	45	this	this	DET
ap-1921	47	46	new	new	ADJ
ap-1921	47	47	method	method	NOUN
ap-1921	47	48	.	.	PUNCT
ap-1921	48	1	2.2	2.2	NUM
ap-1921	48	2	.	.	PUNCT
ap-1921	48	3	density	density	NOUN
ap-1921	48	4	thermal	thermal	ADJ
ap-1921	48	5	x	x	NOUN
ap-1921	48	6	-	-	NOUN
ap-1921	48	7	ray	ray	NOUN
ap-1921	48	8	emission	emission	NOUN
ap-1921	48	9	is	be	AUX
ap-1921	48	10	expected	expect	VERB
ap-1921	48	11	from	from	ADP
ap-1921	48	12	the	the	DET
ap-1921	48	13	shock	shock	NOUN
ap-1921	48	14	wave	wave	NOUN
ap-1921	48	15	heating	heating	NOUN
ap-1921	48	16	of	of	ADP
ap-1921	48	17	the	the	DET
ap-1921	48	18	ambient	ambient	ADJ
ap-1921	48	19	medium	medium	NOUN
ap-1921	48	20	.	.	PUNCT
ap-1921	49	1	the	the	DET
ap-1921	49	2	upper	upper	ADJ
ap-1921	49	3	limit	limit	NOUN
ap-1921	49	4	of	of	ADP
ap-1921	49	5	n0,x	n0,x	PROPN
ap-1921	49	6	of	of	ADP
ap-1921	49	7	slane	slane	NOUN
ap-1921	49	8	et	et	PROPN
ap-1921	49	9	al	al	PROPN
ap-1921	49	10	.	.	PUNCT
ap-1921	50	1	[	[	X
ap-1921	50	2	11	11	NUM
ap-1921	50	3	]	]	PUNCT
ap-1921	50	4	sets	set	VERB
ap-1921	50	5	further	further	ADJ
ap-1921	50	6	constraints	constraint	NOUN
ap-1921	50	7	to	to	ADP
ap-1921	50	8	the	the	DET
ap-1921	50	9	distance	distance	NOUN
ap-1921	50	10	when	when	SCONJ
ap-1921	50	11	used	use	VERB
ap-1921	50	12	in	in	ADP
ap-1921	50	13	the	the	DET
ap-1921	50	14	expressions	expression	NOUN
ap-1921	50	15	for	for	ADP
ap-1921	50	16	wp	wp	PROPN
ap-1921	50	17	and	and	CCONJ
ap-1921	50	18	ek	ek	PROPN
ap-1921	50	19	.	.	PROPN
ap-1921	50	20	for	for	ADP
ap-1921	50	21	e0	e0	PROPN
ap-1921	50	22	=	=	X
ap-1921	50	23	1051	1051	NUM
ap-1921	50	24	erg	erg	PROPN
ap-1921	50	25	and	and	CCONJ
ap-1921	50	26	f	f	PROPN
ap-1921	50	27	=	=	PROPN
ap-1921	50	28	1	1	NUM
ap-1921	50	29	the	the	DET
ap-1921	50	30	upper	upper	ADJ
ap-1921	50	31	limit	limit	NOUN
ap-1921	50	32	of	of	ADP
ap-1921	50	33	d	d	PROPN
ap-1921	50	34	is	be	AUX
ap-1921	50	35	reduced	reduce	VERB
ap-1921	50	36	to	to	ADP
ap-1921	50	37	<	<	X
ap-1921	50	38	420pc	420pc	NOUN
ap-1921	50	39	and	and	CCONJ
ap-1921	50	40	n0,max	n0,max	NUM
ap-1921	50	41	=	=	SYM
ap-1921	50	42	0.05	0.05	NUM
ap-1921	50	43	cm−3	cm−3	NOUN
ap-1921	50	44	.	.	PUNCT
ap-1921	51	1	for	for	ADP
ap-1921	51	2	e0	e0	PROPN
ap-1921	51	3	=	=	PROPN
ap-1921	51	4	1050	1050	NUM
ap-1921	51	5	erg	erg	NOUN
ap-1921	51	6	,	,	PUNCT
ap-1921	52	1	d	d	X
ap-1921	52	2	<	<	X
ap-1921	52	3	250pc	250pc	NOUN
ap-1921	52	4	and	and	CCONJ
ap-1921	52	5	n0,max	n0,max	NUM
ap-1921	52	6	=	=	SYM
ap-1921	52	7	0.06	0.06	NUM
ap-1921	52	8	cm−3	cm−3	PROPN
ap-1921	52	9	.	.	PUNCT
ap-1921	53	1	values	value	NOUN
ap-1921	53	2	of	of	ADP
ap-1921	53	3	f	f	PROPN
ap-1921	53	4	<	<	X
ap-1921	53	5	1	1	NUM
ap-1921	53	6	lower	low	ADJ
ap-1921	53	7	the	the	DET
ap-1921	53	8	acceptable	acceptable	ADJ
ap-1921	53	9	maximum	maximum	ADJ
ap-1921	53	10	distance	distance	NOUN
ap-1921	53	11	further	far	ADV
ap-1921	53	12	,	,	PUNCT
ap-1921	53	13	but	but	CCONJ
ap-1921	53	14	do	do	AUX
ap-1921	53	15	not	not	PART
ap-1921	53	16	change	change	VERB
ap-1921	53	17	the	the	DET
ap-1921	53	18	acceptable	acceptable	ADJ
ap-1921	53	19	n0	n0	NOUN
ap-1921	53	20	significantly	significantly	ADV
ap-1921	53	21	.	.	PUNCT
ap-1921	54	1	slane	slane	VERB
ap-1921	54	2	et	et	PROPN
ap-1921	54	3	al	al	PROPN
ap-1921	54	4	.	.	PUNCT
ap-1921	55	1	[	[	X
ap-1921	55	2	11	11	NUM
ap-1921	55	3	]	]	PUNCT
ap-1921	55	4	note	note	NOUN
ap-1921	55	5	that	that	SCONJ
ap-1921	55	6	the	the	DET
ap-1921	55	7	upper	upper	ADJ
ap-1921	55	8	limit	limit	NOUN
ap-1921	55	9	of	of	ADP
ap-1921	55	10	n0,x	n0,x	PROPN
ap-1921	55	11	is	be	AUX
ap-1921	55	12	valid	valid	ADJ
ap-1921	55	13	only	only	ADV
ap-1921	55	14	for	for	ADP
ap-1921	55	15	temperatures	temperature	NOUN
ap-1921	55	16	of	of	ADP
ap-1921	55	17	kt	kt	PROPN
ap-1921	55	18	>	>	SYM
ap-1921	55	19	1	1	NUM
ap-1921	55	20	kev	kev	PROPN
ap-1921	55	21	,	,	PUNCT
ap-1921	55	22	which	which	PRON
ap-1921	55	23	corresponds	correspond	VERB
ap-1921	55	24	to	to	ADP
ap-1921	55	25	a	a	DET
ap-1921	55	26	shock	shock	NOUN
ap-1921	55	27	velocity	velocity	NOUN
ap-1921	55	28	of	of	ADP
ap-1921	55	29	vs	vs	ADP
ap-1921	55	30	=	=	SYM
ap-1921	55	31	860	860	NUM
ap-1921	55	32	km	km	PROPN
ap-1921	55	33	/	/	SYM
ap-1921	55	34	s	s	PROPN
ap-1921	55	35	;	;	PUNCT
ap-1921	55	36	with	with	ADP
ap-1921	55	37	vs	vs	ADP
ap-1921	55	38	,	,	PUNCT
ap-1921	55	39	a	a	DET
ap-1921	55	40	=	=	NOUN
ap-1921	55	41	0.84′′/yr	0.84′′/yr	NOUN
ap-1921	55	42	,	,	PUNCT
ap-1921	55	43	the	the	DET
ap-1921	55	44	upper	upper	ADJ
ap-1921	55	45	limit	limit	NOUN
ap-1921	55	46	of	of	ADP
ap-1921	55	47	n0,x	n0,x	PROPN
ap-1921	55	48	is	be	AUX
ap-1921	55	49	therefore	therefore	ADV
ap-1921	55	50	not	not	PART
ap-1921	55	51	applicable	applicable	ADJ
ap-1921	55	52	for	for	ADP
ap-1921	55	53	d	d	PROPN
ap-1921	55	54	<	<	X
ap-1921	55	55	235	235	NUM
ap-1921	55	56	pc	pc	NOUN
ap-1921	55	57	.	.	PUNCT
ap-1921	56	1	this	this	PRON
ap-1921	56	2	is	be	AUX
ap-1921	56	3	about	about	ADP
ap-1921	56	4	the	the	DET
ap-1921	56	5	distance	distance	NOUN
ap-1921	56	6	to	to	ADP
ap-1921	56	7	the	the	DET
ap-1921	56	8	vela	vela	PROPN
ap-1921	56	9	snr	snr	PROPN
ap-1921	56	10	,	,	PUNCT
ap-1921	56	11	and	and	CCONJ
ap-1921	56	12	the	the	DET
ap-1921	56	13	temperatures	temperature	NOUN
ap-1921	56	14	of	of	ADP
ap-1921	56	15	the	the	DET
ap-1921	56	16	vela	vela	PROPN
ap-1921	56	17	snr	snr	PROPN
ap-1921	56	18	across	across	ADP
ap-1921	56	19	the	the	DET
ap-1921	56	20	area	area	NOUN
ap-1921	56	21	of	of	ADP
ap-1921	56	22	vela	vela	PROPN
ap-1921	56	23	jr	jr	PROPN
ap-1921	56	24	.	.	PROPN
ap-1921	56	25	range	range	NOUN
ap-1921	56	26	between	between	ADP
ap-1921	56	27	0.5	0.5	NUM
ap-1921	56	28	and	and	CCONJ
ap-1921	56	29	0.9	0.9	NUM
ap-1921	56	30	kev	kev	NOUN
ap-1921	56	31	[	[	X
ap-1921	56	32	9	9	NUM
ap-1921	56	33	]	]	PUNCT
ap-1921	56	34	.	.	PUNCT
ap-1921	57	1	this	this	PRON
ap-1921	57	2	means	mean	VERB
ap-1921	57	3	that	that	SCONJ
ap-1921	57	4	the	the	DET
ap-1921	57	5	thermal	thermal	ADJ
ap-1921	57	6	x	x	ADJ
ap-1921	57	7	-	-	NOUN
ap-1921	57	8	ray	ray	NOUN
ap-1921	57	9	emission	emission	NOUN
ap-1921	57	10	from	from	ADP
ap-1921	57	11	vela	vela	PROPN
ap-1921	57	12	jr	jr	PROPN
ap-1921	57	13	.	.	PROPN
ap-1921	57	14	and	and	CCONJ
ap-1921	57	15	the	the	DET
ap-1921	57	16	vela	vela	NOUN
ap-1921	57	17	snr	snr	PROPN
ap-1921	57	18	can	can	AUX
ap-1921	57	19	be	be	AUX
ap-1921	57	20	easily	easily	ADV
ap-1921	57	21	mixed	mix	VERB
ap-1921	57	22	up	up	ADP
ap-1921	57	23	,	,	PUNCT
ap-1921	57	24	and	and	CCONJ
ap-1921	57	25	they	they	PRON
ap-1921	57	26	can	can	AUX
ap-1921	57	27	not	not	PART
ap-1921	57	28	even	even	ADV
ap-1921	57	29	be	be	AUX
ap-1921	57	30	spectroscopically	spectroscopically	ADV
ap-1921	57	31	discriminated	discriminate	VERB
ap-1921	57	32	.	.	PUNCT
ap-1921	58	1	the	the	DET
ap-1921	58	2	majority	majority	NOUN
ap-1921	58	3	of	of	ADP
ap-1921	58	4	the	the	DET
ap-1921	58	5	soft	soft	ADJ
ap-1921	58	6	x	x	ADJ
ap-1921	58	7	-	-	NOUN
ap-1921	58	8	ray	ray	NOUN
ap-1921	58	9	emission	emission	NOUN
ap-1921	58	10	received	receive	VERB
ap-1921	58	11	from	from	ADP
ap-1921	58	12	the	the	DET
ap-1921	58	13	vela	vela	PROPN
ap-1921	58	14	jr	jr	PROPN
ap-1921	58	15	.	.	PROPN
ap-1921	58	16	covered	covered	ADJ
ap-1921	58	17	area	area	NOUN
ap-1921	58	18	could	could	AUX
ap-1921	58	19	be	be	AUX
ap-1921	58	20	attributed	attribute	VERB
ap-1921	58	21	to	to	ADP
ap-1921	58	22	vela	vela	PROPN
ap-1921	58	23	jr	jr	PROPN
ap-1921	58	24	.	.	PROPN
ap-1921	58	25	rather	rather	ADV
ap-1921	58	26	than	than	ADP
ap-1921	58	27	to	to	ADP
ap-1921	58	28	the	the	DET
ap-1921	58	29	vela	vela	PROPN
ap-1921	58	30	snr	snr	PROPN
ap-1921	58	31	.	.	PUNCT
ap-1921	59	1	taking	take	VERB
ap-1921	59	2	the	the	DET
ap-1921	59	3	rosat	rosat	NOUN
ap-1921	59	4	soft	soft	ADJ
ap-1921	59	5	x	x	NOUN
ap-1921	59	6	-	-	NOUN
ap-1921	59	7	ray	ray	NOUN
ap-1921	59	8	measurements	measurement	NOUN
ap-1921	59	9	n0	n0	X
ap-1921	59	10	could	could	AUX
ap-1921	59	11	be	be	AUX
ap-1921	59	12	a	a	DET
ap-1921	59	13	factor	factor	NOUN
ap-1921	59	14	of	of	ADP
ap-1921	59	15	10	10	NUM
ap-1921	59	16	or	or	CCONJ
ap-1921	59	17	more	more	ADV
ap-1921	59	18	higher	high	ADJ
ap-1921	59	19	than	than	ADP
ap-1921	59	20	the	the	DET
ap-1921	59	21	slane	slane	NOUN
ap-1921	59	22	et	et	PROPN
ap-1921	59	23	al	al	PROPN
ap-1921	59	24	.	.	PROPN
ap-1921	59	25	limit	limit	PROPN
ap-1921	59	26	,	,	PUNCT
ap-1921	59	27	i.e.	i.e.	X
ap-1921	59	28	,	,	PUNCT
ap-1921	59	29	>	>	X
ap-1921	59	30	0.6	0.6	NUM
ap-1921	59	31	cm−3	cm−3	PROPN
ap-1921	60	1	[	[	X
ap-1921	60	2	9	9	NUM
ap-1921	60	3	]	]	PUNCT
ap-1921	60	4	.	.	PUNCT
ap-1921	61	1	2.3	2.3	NUM
ap-1921	61	2	.	.	PUNCT
ap-1921	62	1	age	age	NOUN
ap-1921	62	2	the	the	DET
ap-1921	62	3	evolutionary	evolutionary	ADJ
ap-1921	62	4	state	state	NOUN
ap-1921	62	5	of	of	ADP
ap-1921	62	6	an	an	DET
ap-1921	62	7	snr	snr	NOUN
ap-1921	62	8	is	be	AUX
ap-1921	62	9	often	often	ADV
ap-1921	62	10	described	describe	VERB
ap-1921	62	11	by	by	ADP
ap-1921	62	12	the	the	DET
ap-1921	62	13	expansion	expansion	NOUN
ap-1921	62	14	parameter	parameter	NOUN
ap-1921	62	15	β	β	PROPN
ap-1921	62	16	,	,	PUNCT
ap-1921	62	17	defined	define	VERB
ap-1921	62	18	by	by	ADP
ap-1921	62	19	r	r	NOUN
ap-1921	62	20	∼	∼	NOUN
ap-1921	62	21	tβ	tβ	NOUN
ap-1921	62	22	,	,	PUNCT
ap-1921	62	23	with	with	ADP
ap-1921	62	24	r	r	NOUN
ap-1921	62	25	the	the	DET
ap-1921	62	26	radius	radius	NOUN
ap-1921	62	27	and	and	CCONJ
ap-1921	62	28	t	t	X
ap-1921	62	29	the	the	DET
ap-1921	62	30	age	age	NOUN
ap-1921	62	31	.	.	PUNCT
ap-1921	63	1	this	this	DET
ap-1921	63	2	relation	relation	NOUN
ap-1921	63	3	leads	lead	VERB
ap-1921	63	4	to	to	ADP
ap-1921	63	5	β	β	X
ap-1921	63	6	=	=	PUNCT
ap-1921	63	7	vs	vs	ADP
ap-1921	63	8	/	/	SYM
ap-1921	63	9	v	v	NOUN
ap-1921	63	10	,	,	PUNCT
ap-1921	63	11	with	with	ADP
ap-1921	63	12	vs	vs	ADP
ap-1921	63	13	the	the	DET
ap-1921	63	14	current	current	ADJ
ap-1921	63	15	shock	shock	NOUN
ap-1921	63	16	velocity	velocity	NOUN
ap-1921	63	17	and	and	CCONJ
ap-1921	63	18	the	the	DET
ap-1921	63	19	mean	mean	ADJ
ap-1921	63	20	expansion	expansion	NOUN
ap-1921	63	21	velocity	velocity	NOUN
ap-1921	63	22	v	v	ADP
ap-1921	63	23	=	=	NOUN
ap-1921	63	24	r	r	NOUN
ap-1921	63	25	/	/	SYM
ap-1921	63	26	t.	t.	NOUN
ap-1921	63	27	given	give	VERB
ap-1921	63	28	the	the	DET
ap-1921	63	29	angular	angular	ADJ
ap-1921	63	30	value	value	NOUN
ap-1921	63	31	of	of	ADP
ap-1921	63	32	vs	vs	ADP
ap-1921	63	33	,	,	PUNCT
ap-1921	63	34	i.e.	i.e.	X
ap-1921	63	35	vs	vs	ADP
ap-1921	63	36	,	,	PUNCT
ap-1921	63	37	a	a	PRON
ap-1921	63	38	,	,	PUNCT
ap-1921	63	39	and	and	CCONJ
ap-1921	63	40	the	the	DET
ap-1921	63	41	angular	angular	ADJ
ap-1921	63	42	radius	radius	PROPN
ap-1921	63	43	ra	ra	PROPN
ap-1921	63	44	,	,	PUNCT
ap-1921	63	45	the	the	DET
ap-1921	63	46	age	age	NOUN
ap-1921	63	47	would	would	AUX
ap-1921	63	48	be	be	AUX
ap-1921	63	49	calculated	calculate	VERB
ap-1921	63	50	to	to	ADP
ap-1921	63	51	t	t	NOUN
ap-1921	63	52	=	=	PUNCT
ap-1921	63	53	βra	βra	PROPN
ap-1921	63	54	/	/	SYM
ap-1921	63	55	vs	vs	ADP
ap-1921	63	56	,	,	PUNCT
ap-1921	63	57	a.	a.	NOUN
ap-1921	63	58	formally	formally	ADV
ap-1921	63	59	,	,	PUNCT
ap-1921	63	60	0	0	NUM
ap-1921	63	61	≤	≤	NUM
ap-1921	64	1	β	β	X
ap-1921	64	2	≤	≤	NUM
ap-1921	64	3	1	1	NUM
ap-1921	64	4	.	.	PUNCT
ap-1921	65	1	the	the	DET
ap-1921	65	2	value	value	NOUN
ap-1921	65	3	of	of	ADP
ap-1921	65	4	β	β	X
ap-1921	65	5	close	close	ADJ
ap-1921	65	6	to	to	PART
ap-1921	65	7	1	1	NUM
ap-1921	65	8	means	mean	VERB
ap-1921	65	9	that	that	SCONJ
ap-1921	65	10	the	the	DET
ap-1921	65	11	snr	snr	NOUN
ap-1921	65	12	is	be	AUX
ap-1921	65	13	almost	almost	ADV
ap-1921	65	14	freely	freely	ADV
ap-1921	65	15	expanding	expand	VERB
ap-1921	65	16	;	;	PUNCT
ap-1921	65	17	β	β	X
ap-1921	65	18	=	=	SYM
ap-1921	65	19	0.4	0.4	NUM
ap-1921	65	20	describes	describe	VERB
ap-1921	65	21	the	the	DET
ap-1921	65	22	adiabatic	adiabatic	ADJ
ap-1921	65	23	state	state	NOUN
ap-1921	65	24	with	with	ADP
ap-1921	65	25	the	the	DET
ap-1921	65	26	snr	snr	PROPN
ap-1921	65	27	expansion	expansion	NOUN
ap-1921	65	28	slowed	slow	VERB
ap-1921	65	29	down	down	ADP
ap-1921	65	30	by	by	ADP
ap-1921	65	31	the	the	DET
ap-1921	65	32	ambient	ambient	ADJ
ap-1921	65	33	matter	matter	NOUN
ap-1921	65	34	.	.	PUNCT
ap-1921	66	1	for	for	ADP
ap-1921	66	2	this	this	DET
ap-1921	66	3	case	case	NOUN
ap-1921	66	4	to	to	PART
ap-1921	66	5	apply	apply	VERB
ap-1921	66	6	the	the	DET
ap-1921	66	7	mass	mass	NOUN
ap-1921	66	8	overrun	overrun	NOUN
ap-1921	66	9	by	by	ADP
ap-1921	66	10	the	the	DET
ap-1921	66	11	shock	shock	NOUN
ap-1921	66	12	wave	wave	NOUN
ap-1921	66	13	(	(	PUNCT
ap-1921	66	14	sweptup	sweptup	PROPN
ap-1921	66	15	mass	mass	PROPN
ap-1921	66	16	)	)	PUNCT
ap-1921	66	17	should	should	AUX
ap-1921	66	18	be	be	AUX
ap-1921	66	19	much	much	ADV
ap-1921	66	20	greater	great	ADJ
ap-1921	66	21	than	than	ADP
ap-1921	66	22	the	the	DET
ap-1921	66	23	mass	mass	NOUN
ap-1921	66	24	of	of	ADP
ap-1921	66	25	the	the	DET
ap-1921	66	26	sn	sn	PROPN
ap-1921	66	27	ejecta	ejecta	NOUN
ap-1921	66	28	.	.	PUNCT
ap-1921	67	1	the	the	DET
ap-1921	67	2	radiative	radiative	ADJ
ap-1921	67	3	phase	phase	NOUN
ap-1921	67	4	starts	start	VERB
ap-1921	67	5	around	around	ADV
ap-1921	67	6	vs	vs	ADP
ap-1921	67	7	∼	∼	NOUN
ap-1921	67	8	250	250	NUM
ap-1921	67	9	km	km	NOUN
ap-1921	67	10	/	/	SYM
ap-1921	67	11	s	s	PROPN
ap-1921	67	12	,	,	PUNCT
ap-1921	67	13	equivalent	equivalent	ADJ
ap-1921	67	14	to	to	ADP
ap-1921	67	15	kt	kt	VERB
ap-1921	67	16	∼	∼	NOUN
ap-1921	67	17	0.1	0.1	NUM
ap-1921	67	18	kev	kev	NOUN
ap-1921	67	19	.	.	PUNCT
ap-1921	68	1	given	give	VERB
ap-1921	68	2	vs	vs	ADP
ap-1921	68	3	,	,	PUNCT
ap-1921	68	4	a	a	PRON
ap-1921	68	5	,	,	PUNCT
ap-1921	68	6	the	the	DET
ap-1921	68	7	snr	snr	NOUN
ap-1921	68	8	would	would	AUX
ap-1921	68	9	be	be	AUX
ap-1921	68	10	located	locate	VERB
ap-1921	68	11	at	at	ADP
ap-1921	68	12	a	a	DET
ap-1921	68	13	distance	distance	NOUN
ap-1921	68	14	of	of	ADP
ap-1921	68	15	65	65	NUM
ap-1921	68	16	pc	pc	NOUN
ap-1921	68	17	.	.	PUNCT
ap-1921	69	1	this	this	PRON
ap-1921	69	2	would	would	AUX
ap-1921	69	3	have	have	AUX
ap-1921	69	4	made	make	VERB
ap-1921	69	5	vela	vela	PROPN
ap-1921	69	6	jr	jr	PROPN
ap-1921	69	7	.	.	PUNCT
ap-1921	70	1	a	a	DET
ap-1921	70	2	very	very	ADV
ap-1921	70	3	bright	bright	ADJ
ap-1921	70	4	euv	euv	PROPN
ap-1921	70	5	source	source	NOUN
ap-1921	70	6	,	,	PUNCT
ap-1921	70	7	which	which	PRON
ap-1921	70	8	,	,	PUNCT
ap-1921	70	9	however	however	ADV
ap-1921	70	10	,	,	PUNCT
ap-1921	70	11	is	be	AUX
ap-1921	70	12	not	not	PART
ap-1921	70	13	listed	list	VERB
ap-1921	70	14	in	in	ADP
ap-1921	70	15	any	any	PRON
ap-1921	70	16	of	of	ADP
ap-1921	70	17	the	the	DET
ap-1921	70	18	euv	euv	NOUN
ap-1921	70	19	catalogues	catalogue	NOUN
ap-1921	70	20	.	.	PUNCT
ap-1921	71	1	for	for	ADP
ap-1921	71	2	β	β	X
ap-1921	71	3	=	=	SYM
ap-1921	71	4	0.4	0.4	NUM
ap-1921	71	5	,	,	PUNCT
ap-1921	71	6	vela	vela	PROPN
ap-1921	71	7	jr	jr	PROPN
ap-1921	71	8	.	.	PUNCT
ap-1921	71	9	being	be	AUX
ap-1921	71	10	in	in	ADP
ap-1921	71	11	the	the	DET
ap-1921	71	12	adiabatic	adiabatic	ADJ
ap-1921	71	13	phase	phase	NOUN
ap-1921	71	14	,	,	PUNCT
ap-1921	71	15	t	t	NOUN
ap-1921	71	16	∼	∼	NOUN
ap-1921	71	17	1700	1700	NUM
ap-1921	71	18	yr	yr	NOUN
ap-1921	71	19	(	(	PUNCT
ap-1921	71	20	1300÷2400	1300÷2400	NUM
ap-1921	71	21	yr	yr	NOUN
ap-1921	71	22	)	)	PUNCT
ap-1921	71	23	.	.	PUNCT
ap-1921	72	1	the	the	DET
ap-1921	72	2	maximum	maximum	ADJ
ap-1921	72	3	explosion	explosion	NOUN
ap-1921	72	4	energy	energy	NOUN
ap-1921	72	5	of	of	ADP
ap-1921	72	6	e0	e0	PROPN
ap-1921	72	7	=	=	X
ap-1921	72	8	1051	1051	NUM
ap-1921	72	9	erg	erg	X
ap-1921	72	10	and	and	CCONJ
ap-1921	72	11	the	the	DET
ap-1921	72	12	maximum	maximum	ADJ
ap-1921	72	13	density	density	NOUN
ap-1921	72	14	of	of	ADP
ap-1921	72	15	n0,x	n0,x	PROPN
ap-1921	72	16	=	=	PROPN
ap-1921	72	17	0.05	0.05	NUM
ap-1921	72	18	cm−3	cm−3	PROPN
ap-1921	72	19	allow	allow	VERB
ap-1921	72	20	a	a	DET
ap-1921	72	21	maximum	maximum	ADJ
ap-1921	72	22	distance	distance	NOUN
ap-1921	72	23	of	of	ADP
ap-1921	72	24	420	420	NUM
ap-1921	72	25	pc	pc	NOUN
ap-1921	72	26	.	.	PUNCT
ap-1921	73	1	vs	vs	ADP
ap-1921	73	2	,	,	PUNCT
ap-1921	73	3	a	a	PRON
ap-1921	73	4	then	then	ADV
ap-1921	73	5	corresponds	correspond	VERB
ap-1921	73	6	to	to	ADP
ap-1921	73	7	1700	1700	NUM
ap-1921	73	8	km	km	NOUN
ap-1921	73	9	/	/	SYM
ap-1921	73	10	s	s	PART
ap-1921	73	11	equivalent	equivalent	ADJ
ap-1921	73	12	to	to	PART
ap-1921	73	13	kt	kt	VERB
ap-1921	73	14	∼	∼	NOUN
ap-1921	73	15	4	4	NUM
ap-1921	73	16	kev	kev	NOUN
ap-1921	73	17	.	.	PUNCT
ap-1921	74	1	the	the	DET
ap-1921	74	2	expected	expect	VERB
ap-1921	74	3	thermal	thermal	ADJ
ap-1921	74	4	hard	hard	ADJ
ap-1921	74	5	x	x	ADJ
ap-1921	74	6	-	-	NOUN
ap-1921	74	7	ray	ray	NOUN
ap-1921	74	8	flux	flux	NOUN
ap-1921	74	9	is	be	AUX
ap-1921	74	10	fairly	fairly	ADV
ap-1921	74	11	low	low	ADJ
ap-1921	74	12	at	at	ADP
ap-1921	74	13	the	the	DET
ap-1921	74	14	level	level	NOUN
ap-1921	74	15	of	of	ADP
ap-1921	74	16	n0,x	n0,x	PROPN
ap-1921	74	17	and	and	CCONJ
ap-1921	74	18	is	be	AUX
ap-1921	74	19	probably	probably	ADV
ap-1921	74	20	not	not	PART
ap-1921	74	21	detectable	detectable	ADJ
ap-1921	74	22	given	give	VERB
ap-1921	74	23	the	the	DET
ap-1921	74	24	sensitivity	sensitivity	NOUN
ap-1921	74	25	of	of	ADP
ap-1921	74	26	present	present	ADJ
ap-1921	74	27	instruments	instrument	NOUN
ap-1921	74	28	,	,	PUNCT
ap-1921	74	29	but	but	CCONJ
ap-1921	74	30	see	see	VERB
ap-1921	74	31	[	[	X
ap-1921	74	32	7	7	NUM
ap-1921	74	33	]	]	PUNCT
ap-1921	74	34	.	.	PUNCT
ap-1921	75	1	but	but	CCONJ
ap-1921	75	2	it	it	PRON
ap-1921	75	3	is	be	AUX
ap-1921	75	4	noted	note	VERB
ap-1921	75	5	that	that	SCONJ
ap-1921	75	6	the	the	DET
ap-1921	75	7	energy	energy	NOUN
ap-1921	75	8	in	in	ADP
ap-1921	75	9	cosmic	cosmic	ADJ
ap-1921	75	10	ray	ray	NOUN
ap-1921	75	11	protons	proton	NOUN
ap-1921	75	12	would	would	AUX
ap-1921	75	13	be	be	AUX
ap-1921	75	14	8.8	8.8	NUM
ap-1921	75	15	×	×	NOUN
ap-1921	75	16	1050	1050	NUM
ap-1921	75	17	erg	erg	NOUN
ap-1921	75	18	.	.	PUNCT
ap-1921	76	1	a	a	DET
ap-1921	76	2	cosmic	cosmic	ADJ
ap-1921	76	3	ray	ray	NOUN
ap-1921	76	4	acceleration	acceleration	NOUN
ap-1921	76	5	efficency	efficency	NOUN
ap-1921	76	6	of	of	ADP
ap-1921	76	7	88	88	NUM
ap-1921	76	8	%	%	NOUN
ap-1921	76	9	would	would	AUX
ap-1921	76	10	be	be	AUX
ap-1921	76	11	a	a	DET
ap-1921	76	12	surprise	surprise	NOUN
ap-1921	76	13	,	,	PUNCT
ap-1921	76	14	and	and	CCONJ
ap-1921	76	15	an	an	DET
ap-1921	76	16	overrun	overrun	NOUN
ap-1921	76	17	mass	mass	NOUN
ap-1921	76	18	of	of	ADP
ap-1921	76	19	just	just	ADV
ap-1921	76	20	2.4	2.4	NUM
ap-1921	76	21	solar	solar	ADJ
ap-1921	76	22	masses	masse	NOUN
ap-1921	76	23	casts	cast	VERB
ap-1921	76	24	doubts	doubt	NOUN
ap-1921	76	25	on	on	ADP
ap-1921	76	26	the	the	DET
ap-1921	76	27	assumption	assumption	NOUN
ap-1921	76	28	of	of	ADP
ap-1921	76	29	the	the	DET
ap-1921	76	30	adiabatic	adiabatic	ADJ
ap-1921	76	31	state	state	NOUN
ap-1921	76	32	.	.	PUNCT
ap-1921	77	1	finally	finally	ADV
ap-1921	77	2	,	,	PUNCT
ap-1921	77	3	for	for	ADP
ap-1921	77	4	vela	vela	PROPN
ap-1921	77	5	jr	jr	PROPN
ap-1921	77	6	.	.	PUNCT
ap-1921	77	7	being	be	AUX
ap-1921	77	8	close	close	ADJ
ap-1921	77	9	to	to	ADP
ap-1921	77	10	free	free	ADJ
ap-1921	77	11	expansion	expansion	NOUN
ap-1921	77	12	,	,	PUNCT
ap-1921	77	13	the	the	DET
ap-1921	77	14	ambient	ambient	ADJ
ap-1921	77	15	density	density	NOUN
ap-1921	77	16	,	,	PUNCT
ap-1921	77	17	which	which	PRON
ap-1921	77	18	needs	need	VERB
ap-1921	77	19	to	to	PART
ap-1921	77	20	be	be	AUX
ap-1921	77	21	low	low	ADJ
ap-1921	77	22	for	for	SCONJ
ap-1921	77	23	free	free	ADJ
ap-1921	77	24	expansion	expansion	NOUN
ap-1921	77	25	to	to	PART
ap-1921	77	26	apply	apply	VERB
ap-1921	77	27	,	,	PUNCT
ap-1921	77	28	is	be	AUX
ap-1921	77	29	nevertheless	nevertheless	ADV
ap-1921	77	30	high	high	ADJ
ap-1921	77	31	,	,	PUNCT
ap-1921	77	32	such	such	ADJ
ap-1921	77	33	that	that	SCONJ
ap-1921	77	34	it	it	PRON
ap-1921	77	35	is	be	AUX
ap-1921	77	36	inconsistent	inconsistent	ADJ
ap-1921	77	37	with	with	ADP
ap-1921	77	38	d	d	PROPN
ap-1921	77	39	>	>	X
ap-1921	77	40	500pc	500pc	NOUN
ap-1921	77	41	and	and	CCONJ
ap-1921	77	42	wp	wp	PROPN
ap-1921	77	43	≤	≤	NUM
ap-1921	77	44	1051	1051	NUM
ap-1921	77	45	erg	erg	PROPN
ap-1921	77	46	.	.	PUNCT
ap-1921	77	47	summarizing	summarizing	PROPN
ap-1921	77	48	,	,	PUNCT
ap-1921	77	49	the	the	DET
ap-1921	77	50	analysis	analysis	NOUN
ap-1921	77	51	shows	show	VERB
ap-1921	77	52	that	that	SCONJ
ap-1921	77	53	the	the	DET
ap-1921	77	54	concept	concept	NOUN
ap-1921	77	55	of	of	ADP
ap-1921	77	56	an	an	DET
ap-1921	77	57	explosion	explosion	NOUN
ap-1921	77	58	of	of	ADP
ap-1921	77	59	the	the	DET
ap-1921	77	60	vela	vela	PROPN
ap-1921	77	61	jr	jr	PROPN
ap-1921	77	62	.	.	PROPN
ap-1921	77	63	progenitor	progenitor	NOUN
ap-1921	77	64	star	star	NOUN
ap-1921	77	65	into	into	ADP
ap-1921	77	66	a	a	DET
ap-1921	77	67	medium	medium	NOUN
ap-1921	77	68	of	of	ADP
ap-1921	77	69	constant	constant	ADJ
ap-1921	77	70	isotropic	isotropic	NOUN
ap-1921	77	71	matter	matter	NOUN
ap-1921	77	72	density	density	NOUN
ap-1921	77	73	distribution	distribution	NOUN
ap-1921	77	74	is	be	AUX
ap-1921	77	75	not	not	PART
ap-1921	77	76	applicable	applicable	ADJ
ap-1921	77	77	,	,	PUNCT
ap-1921	77	78	and	and	CCONJ
ap-1921	77	79	estimates	estimate	NOUN
ap-1921	77	80	of	of	ADP
ap-1921	77	81	age	age	NOUN
ap-1921	77	82	and	and	CCONJ
ap-1921	77	83	density	density	NOUN
ap-1921	77	84	on	on	ADP
ap-1921	77	85	this	this	DET
ap-1921	77	86	basis	basis	NOUN
ap-1921	77	87	are	be	AUX
ap-1921	77	88	irrelevant	irrelevant	ADJ
ap-1921	77	89	.	.	PUNCT
ap-1921	78	1	2.4	2.4	NUM
ap-1921	78	2	.	.	PUNCT
ap-1921	79	1	circumstellar	circumstellar	ADJ
ap-1921	79	2	environment	environment	NOUN
ap-1921	79	3	of	of	ADP
ap-1921	79	4	the	the	DET
ap-1921	79	5	sn	sn	PROPN
ap-1921	79	6	progenitor	progenitor	NOUN
ap-1921	79	7	star	star	NOUN
ap-1921	79	8	recalling	recall	VERB
ap-1921	79	9	sn	sn	PROPN
ap-1921	79	10	1987a	1987a	NUM
ap-1921	79	11	,	,	PUNCT
ap-1921	79	12	it	it	PRON
ap-1921	79	13	is	be	AUX
ap-1921	79	14	proposed	propose	VERB
ap-1921	79	15	that	that	SCONJ
ap-1921	79	16	the	the	DET
ap-1921	79	17	vela	vela	PROPN
ap-1921	79	18	jr	jr	PROPN
ap-1921	79	19	.	.	PROPN
ap-1921	79	20	progenitor	progenitor	NOUN
ap-1921	79	21	was	be	AUX
ap-1921	79	22	a	a	DET
ap-1921	79	23	star	star	NOUN
ap-1921	79	24	with	with	ADP
ap-1921	79	25	a	a	DET
ap-1921	79	26	very	very	ADV
ap-1921	79	27	low	low	ADJ
ap-1921	79	28	density	density	NOUN
ap-1921	79	29	wind	wind	NOUN
ap-1921	79	30	,	,	PUNCT
ap-1921	79	31	like	like	ADP
ap-1921	79	32	a	a	DET
ap-1921	79	33	blue	blue	ADJ
ap-1921	79	34	supergiant	supergiant	NOUN
ap-1921	79	35	,	,	PUNCT
ap-1921	79	36	shortly	shortly	ADV
ap-1921	79	37	before	before	ADP
ap-1921	79	38	its	its	PRON
ap-1921	79	39	explosion	explosion	NOUN
ap-1921	79	40	.	.	PUNCT
ap-1921	80	1	after	after	ADP
ap-1921	80	2	passing	pass	VERB
ap-1921	80	3	the	the	DET
ap-1921	80	4	low	low	ADJ
ap-1921	80	5	density	density	NOUN
ap-1921	80	6	region	region	NOUN
ap-1921	80	7	the	the	DET
ap-1921	80	8	sn	sn	PROPN
ap-1921	80	9	shock	shock	NOUN
ap-1921	80	10	wave	wave	NOUN
ap-1921	80	11	may	may	AUX
ap-1921	80	12	have	have	AUX
ap-1921	80	13	hit	hit	VERB
ap-1921	80	14	the	the	DET
ap-1921	80	15	base	base	NOUN
ap-1921	80	16	of	of	ADP
ap-1921	80	17	the	the	DET
ap-1921	80	18	preceeding	preceede	VERB
ap-1921	80	19	red	red	ADJ
ap-1921	80	20	wind	wind	NOUN
ap-1921	80	21	which	which	PRON
ap-1921	80	22	is	be	AUX
ap-1921	80	23	of	of	ADP
ap-1921	80	24	much	much	ADV
ap-1921	80	25	higher	high	ADJ
ap-1921	80	26	density	density	NOUN
ap-1921	80	27	,	,	PUNCT
ap-1921	80	28	preserving	preserve	VERB
ap-1921	80	29	pressure	pressure	NOUN
ap-1921	80	30	equilibrium	equilibrium	NOUN
ap-1921	80	31	,	,	PUNCT
ap-1921	80	32	i.e.	i.e.	X
ap-1921	80	33	,	,	PUNCT
ap-1921	80	34	(	(	PUNCT
ap-1921	80	35	nv2	nv2	NOUN
ap-1921	80	36	)	)	PUNCT
ap-1921	80	37	=	=	SYM
ap-1921	80	38	const	const	ADJ
ap-1921	80	39	.	.	PUNCT
ap-1921	81	1	the	the	DET
ap-1921	81	2	relevant	relevant	ADJ
ap-1921	81	3	density	density	NOUN
ap-1921	81	4	before	before	ADP
ap-1921	81	5	the	the	DET
ap-1921	81	6	velocity	velocity	NOUN
ap-1921	81	7	slow	slow	NOUN
ap-1921	81	8	-	-	PUNCT
ap-1921	81	9	down	down	NOUN
ap-1921	81	10	is	be	AUX
ap-1921	81	11	the	the	DET
ap-1921	81	12	mean	mean	ADJ
ap-1921	81	13	density	density	NOUN
ap-1921	81	14	delivered	deliver	VERB
ap-1921	81	15	by	by	ADP
ap-1921	81	16	the	the	DET
ap-1921	81	17	blue	blue	ADJ
ap-1921	81	18	wind	wind	NOUN
ap-1921	81	19	up	up	ADP
ap-1921	81	20	to	to	ADP
ap-1921	81	21	the	the	DET
ap-1921	81	22	density	density	NOUN
ap-1921	81	23	jump	jump	NOUN
ap-1921	81	24	and	and	CCONJ
ap-1921	81	25	the	the	DET
ap-1921	81	26	density	density	NOUN
ap-1921	81	27	of	of	ADP
ap-1921	81	28	the	the	DET
ap-1921	81	29	red	red	ADJ
ap-1921	81	30	wind	wind	NOUN
ap-1921	81	31	at	at	ADP
ap-1921	81	32	the	the	DET
ap-1921	81	33	radius	radius	NOUN
ap-1921	81	34	of	of	ADP
ap-1921	81	35	the	the	DET
ap-1921	81	36	density	density	NOUN
ap-1921	81	37	jump	jump	VERB
ap-1921	81	38	afterwards	afterwards	ADV
ap-1921	81	39	.	.	PUNCT
ap-1921	82	1	the	the	DET
ap-1921	82	2	relevant	relevant	ADJ
ap-1921	82	3	velocities	velocity	NOUN
ap-1921	82	4	are	be	AUX
ap-1921	82	5	the	the	DET
ap-1921	82	6	initial	initial	ADJ
ap-1921	82	7	quasi	quasi	ADJ
ap-1921	82	8	-	-	ADJ
ap-1921	82	9	free	free	ADJ
ap-1921	82	10	expansion	expansion	NOUN
ap-1921	82	11	velocity	velocity	NOUN
ap-1921	82	12	vfr	vfr	NOUN
ap-1921	82	13	of	of	ADP
ap-1921	82	14	the	the	DET
ap-1921	82	15	sn	sn	PROPN
ap-1921	82	16	taken	take	VERB
ap-1921	82	17	over	over	ADP
ap-1921	82	18	the	the	DET
ap-1921	82	19	full	full	ADJ
ap-1921	82	20	distance	distance	NOUN
ap-1921	82	21	up	up	ADP
ap-1921	82	22	to	to	ADP
ap-1921	82	23	the	the	DET
ap-1921	82	24	location	location	NOUN
ap-1921	82	25	of	of	ADP
ap-1921	82	26	the	the	DET
ap-1921	82	27	density	density	NOUN
ap-1921	82	28	jump	jump	NOUN
ap-1921	82	29	,	,	PUNCT
ap-1921	82	30	on	on	ADP
ap-1921	82	31	the	the	DET
ap-1921	82	32	one	one	NUM
ap-1921	82	33	hand	hand	NOUN
ap-1921	82	34	,	,	PUNCT
ap-1921	82	35	and	and	CCONJ
ap-1921	82	36	the	the	DET
ap-1921	82	37	current	current	ADJ
ap-1921	82	38	shock	shock	NOUN
ap-1921	82	39	velocity	velocity	NOUN
ap-1921	82	40	vs	vs	ADP
ap-1921	82	41	on	on	ADP
ap-1921	82	42	the	the	DET
ap-1921	82	43	other	other	ADJ
ap-1921	82	44	hand	hand	NOUN
ap-1921	82	45	.	.	PUNCT
ap-1921	83	1	the	the	DET
ap-1921	83	2	jump	jump	NOUN
ap-1921	83	3	condition	condition	NOUN
ap-1921	83	4	618	618	NUM
ap-1921	83	5	vol	vol	NOUN
ap-1921	83	6	.	.	PUNCT
ap-1921	84	1	53	53	NUM
ap-1921	84	2	supplement/2013	supplement/2013	ADJ
ap-1921	84	3	rx	rx	NOUN
ap-1921	84	4	-	-	PUNCT
ap-1921	84	5	j0852−4622	j0852−4622	VERB
ap-1921	84	6	:	:	PUNCT
ap-1921	84	7	the	the	DET
ap-1921	84	8	nearest	near	ADV
ap-1921	84	9	historical	historical	ADJ
ap-1921	84	10	supernova	supernova	NOUN
ap-1921	84	11	remnant	remnant	NOUN
ap-1921	84	12	–	–	PUNCT
ap-1921	84	13	again	again	ADV
ap-1921	84	14	translates	translate	VERB
ap-1921	84	15	into	into	ADP
ap-1921	84	16	q	q	PROPN
ap-1921	84	17	=	=	SYM
ap-1921	84	18	dmb	dmb	PROPN
ap-1921	84	19	/	/	SYM
ap-1921	84	20	dt	dt	PROPN
ap-1921	84	21	vb	vb	ADP
ap-1921	84	22	dmr	dmr	PROPN
ap-1921	84	23	/	/	SYM
ap-1921	84	24	dt	dt	NOUN
ap-1921	84	25	vr	vr	PROPN
ap-1921	85	1	=	=	NOUN
ap-1921	85	2	16	16	NUM
ap-1921	85	3	27	27	NUM
ap-1921	85	4	(	(	PUNCT
ap-1921	85	5	vs	vs	ADP
ap-1921	85	6	,	,	PUNCT
ap-1921	85	7	a	a	DET
ap-1921	85	8	vfr	vfr	ADJ
ap-1921	85	9	,	,	PUNCT
ap-1921	85	10	a	a	PRON
ap-1921	85	11	)	)	PUNCT
ap-1921	85	12	2	2	NUM
ap-1921	85	13	with	with	ADP
ap-1921	85	14	vs	vs	ADP
ap-1921	85	15	,	,	PUNCT
ap-1921	85	16	a	a	DET
ap-1921	85	17	the	the	DET
ap-1921	85	18	current	current	ADJ
ap-1921	85	19	angular	angular	ADJ
ap-1921	85	20	shock	shock	NOUN
ap-1921	85	21	velocity	velocity	NOUN
ap-1921	85	22	and	and	CCONJ
ap-1921	85	23	vfr	vfr	NOUN
ap-1921	85	24	,	,	PUNCT
ap-1921	85	25	a	a	DET
ap-1921	85	26	the	the	DET
ap-1921	85	27	initial	initial	ADJ
ap-1921	85	28	angular	angular	ADJ
ap-1921	85	29	velocity	velocity	NOUN
ap-1921	85	30	during	during	ADP
ap-1921	85	31	the	the	DET
ap-1921	85	32	quasi	quasi	ADJ
ap-1921	85	33	-	-	ADJ
ap-1921	85	34	free	free	ADJ
ap-1921	85	35	expansion	expansion	NOUN
ap-1921	85	36	phase	phase	NOUN
ap-1921	85	37	.	.	PUNCT
ap-1921	86	1	chevalier	chevalier	NOUN
ap-1921	86	2	&	&	CCONJ
ap-1921	86	3	fransson	fransson	PROPN
ap-1921	87	1	[	[	X
ap-1921	87	2	6	6	NUM
ap-1921	87	3	]	]	PUNCT
ap-1921	87	4	published	publish	VERB
ap-1921	87	5	typical	typical	ADJ
ap-1921	87	6	mean	mean	NOUN
ap-1921	87	7	values	value	NOUN
ap-1921	87	8	for	for	ADP
ap-1921	87	9	the	the	DET
ap-1921	87	10	wind	wind	NOUN
ap-1921	87	11	parameters	parameter	NOUN
ap-1921	87	12	,	,	PUNCT
ap-1921	87	13	i.e.	i.e.	X
ap-1921	87	14	,	,	PUNCT
ap-1921	87	15	mass	mass	ADJ
ap-1921	87	16	loss	loss	NOUN
ap-1921	87	17	rate	rate	NOUN
ap-1921	87	18	over	over	ADP
ap-1921	87	19	wind	wind	NOUN
ap-1921	87	20	velocity	velocity	NOUN
ap-1921	87	21	,	,	PUNCT
ap-1921	87	22	of	of	ADP
ap-1921	87	23	red	red	ADJ
ap-1921	87	24	supergiants	supergiant	NOUN
ap-1921	87	25	and	and	CCONJ
ap-1921	87	26	of	of	ADP
ap-1921	87	27	blue	blue	ADJ
ap-1921	87	28	supergiants	supergiant	NOUN
ap-1921	87	29	,	,	PUNCT
ap-1921	87	30	respectively	respectively	ADV
ap-1921	87	31	,	,	PUNCT
ap-1921	87	32	which	which	PRON
ap-1921	87	33	are	be	AUX
ap-1921	87	34	around	around	ADP
ap-1921	87	35	dmb	dmb	PROPN
ap-1921	87	36	/	/	SYM
ap-1921	87	37	dt	dt	NOUN
ap-1921	87	38	vb	vb	PROPN
ap-1921	88	1	=	=	SYM
ap-1921	88	2	10−6	10−6	NUM
ap-1921	88	3	solar	solar	ADJ
ap-1921	88	4	masses	masse	NOUN
ap-1921	88	5	/	/	SYM
ap-1921	88	6	yr	yr	PROPN
ap-1921	88	7	550	550	NUM
ap-1921	88	8	km	km	NOUN
ap-1921	88	9	for	for	ADP
ap-1921	88	10	a	a	DET
ap-1921	88	11	blue	blue	ADJ
ap-1921	88	12	wind	wind	NOUN
ap-1921	88	13	and	and	CCONJ
ap-1921	88	14	dmr	dmr	PROPN
ap-1921	88	15	/	/	SYM
ap-1921	88	16	dt	dt	NOUN
ap-1921	88	17	vr	vr	PROPN
ap-1921	88	18	=	=	SYM
ap-1921	88	19	10−5	10−5	NUM
ap-1921	88	20	solar	solar	ADJ
ap-1921	88	21	masses	masse	NOUN
ap-1921	88	22	/	/	SYM
ap-1921	88	23	yr	yr	PROPN
ap-1921	88	24	20	20	NUM
ap-1921	88	25	km	km	NOUN
ap-1921	88	26	for	for	ADP
ap-1921	88	27	a	a	DET
ap-1921	88	28	red	red	ADJ
ap-1921	88	29	wind	wind	NOUN
ap-1921	88	30	.	.	PUNCT
ap-1921	89	1	the	the	DET
ap-1921	89	2	blue	blue	ADJ
ap-1921	89	3	wind	wind	NOUN
ap-1921	89	4	parameters	parameter	NOUN
ap-1921	89	5	are	be	AUX
ap-1921	89	6	consistent	consistent	ADJ
ap-1921	89	7	with	with	ADP
ap-1921	89	8	the	the	DET
ap-1921	89	9	observations	observation	NOUN
ap-1921	89	10	of	of	ADP
ap-1921	89	11	the	the	DET
ap-1921	89	12	sn	sn	PROPN
ap-1921	89	13	1987a	1987a	NUM
ap-1921	89	14	observations	observation	NOUN
ap-1921	89	15	,	,	PUNCT
ap-1921	89	16	the	the	DET
ap-1921	89	17	progenitor	progenitor	NOUN
ap-1921	89	18	star	star	NOUN
ap-1921	89	19	of	of	ADP
ap-1921	89	20	which	which	PRON
ap-1921	89	21	had	have	AUX
ap-1921	89	22	been	be	AUX
ap-1921	89	23	identified	identify	VERB
ap-1921	89	24	as	as	ADP
ap-1921	89	25	a	a	DET
ap-1921	89	26	blue	blue	ADJ
ap-1921	89	27	supergiant	supergiant	NOUN
ap-1921	89	28	.	.	PUNCT
ap-1921	90	1	with	with	ADP
ap-1921	90	2	this	this	DET
ap-1921	90	3	set	set	NOUN
ap-1921	90	4	of	of	ADP
ap-1921	90	5	wind	wind	NOUN
ap-1921	90	6	parameters	parameter	NOUN
ap-1921	90	7	and	and	CCONJ
ap-1921	90	8	d2	d2	PROPN
ap-1921	90	9	=	=	SYM
ap-1921	90	10	1	1	NUM
ap-1921	90	11	,	,	PUNCT
ap-1921	90	12	one	one	PRON
ap-1921	90	13	gets	get	VERB
ap-1921	90	14	vs	vs	ADP
ap-1921	90	15	=	=	NOUN
ap-1921	90	16	800	800	NUM
ap-1921	90	17	km	km	NOUN
ap-1921	90	18	/	/	SYM
ap-1921	90	19	s	s	PART
ap-1921	90	20	and	and	CCONJ
ap-1921	90	21	vfr	vfr	ADJ
ap-1921	90	22	=	=	NOUN
ap-1921	90	23	10	10	NUM
ap-1921	90	24	200	200	NUM
ap-1921	90	25	km	km	NOUN
ap-1921	90	26	/	/	SYM
ap-1921	90	27	s	s	PROPN
ap-1921	90	28	for	for	ADP
ap-1921	90	29	the	the	DET
ap-1921	90	30	quasi	quasi	ADJ
ap-1921	90	31	-	-	ADJ
ap-1921	90	32	free	free	ADJ
ap-1921	90	33	expansion	expansion	NOUN
ap-1921	90	34	phase	phase	NOUN
ap-1921	90	35	velocity	velocity	NOUN
ap-1921	90	36	.	.	PUNCT
ap-1921	91	1	for	for	ADP
ap-1921	91	2	t	t	NOUN
ap-1921	91	3	=	=	SYM
ap-1921	91	4	680	680	NUM
ap-1921	91	5	yr	yr	PROPN
ap-1921	91	6	,	,	PUNCT
ap-1921	91	7	the	the	DET
ap-1921	91	8	encounter	encounter	NOUN
ap-1921	91	9	of	of	ADP
ap-1921	91	10	the	the	DET
ap-1921	91	11	quasifree	quasifree	NOUN
ap-1921	91	12	expanding	expand	VERB
ap-1921	91	13	shock	shock	NOUN
ap-1921	91	14	wave	wave	NOUN
ap-1921	91	15	with	with	ADP
ap-1921	91	16	the	the	DET
ap-1921	91	17	red	red	ADJ
ap-1921	91	18	wind	wind	NOUN
ap-1921	91	19	base	base	NOUN
ap-1921	91	20	would	would	AUX
ap-1921	91	21	have	have	AUX
ap-1921	91	22	occurred	occur	VERB
ap-1921	91	23	at	at	ADP
ap-1921	91	24	0.91r	0.91r	PROPN
ap-1921	91	25	after	after	ADP
ap-1921	91	26	333	333	NUM
ap-1921	91	27	yr	yr	NOUN
ap-1921	91	28	.	.	PUNCT
ap-1921	92	1	a	a	DET
ap-1921	92	2	dense	dense	ADJ
ap-1921	92	3	shell	shell	NOUN
ap-1921	92	4	,	,	PUNCT
ap-1921	92	5	made	make	VERB
ap-1921	92	6	up	up	ADP
ap-1921	92	7	mainly	mainly	ADV
ap-1921	92	8	of	of	ADP
ap-1921	92	9	the	the	DET
ap-1921	92	10	red	red	ADJ
ap-1921	92	11	wind	wind	NOUN
ap-1921	92	12	matter	matter	NOUN
ap-1921	92	13	,	,	PUNCT
ap-1921	92	14	with	with	ADP
ap-1921	92	15	a	a	DET
ap-1921	92	16	width	width	NOUN
ap-1921	92	17	of	of	ADP
ap-1921	92	18	0.09r	0.09r	NOUN
ap-1921	92	19	,	,	PUNCT
ap-1921	92	20	is	be	AUX
ap-1921	92	21	traversed	traverse	VERB
ap-1921	92	22	by	by	ADP
ap-1921	92	23	the	the	DET
ap-1921	92	24	shock	shock	NOUN
ap-1921	92	25	wave	wave	NOUN
ap-1921	92	26	at	at	ADP
ap-1921	92	27	a	a	DET
ap-1921	92	28	speed	speed	NOUN
ap-1921	92	29	of	of	ADP
ap-1921	92	30	800	800	NUM
ap-1921	92	31	km	km	NOUN
ap-1921	92	32	/	/	SYM
ap-1921	92	33	s.	s.	PROPN
ap-1921	92	34	the	the	DET
ap-1921	92	35	outer	outer	ADJ
ap-1921	92	36	zone	zone	NOUN
ap-1921	92	37	of	of	ADP
ap-1921	92	38	a	a	DET
ap-1921	92	39	stellar	stellar	ADJ
ap-1921	92	40	wind	wind	NOUN
ap-1921	92	41	is	be	AUX
ap-1921	92	42	expected	expect	VERB
ap-1921	92	43	to	to	PART
ap-1921	92	44	be	be	AUX
ap-1921	92	45	surrounded	surround	VERB
ap-1921	92	46	by	by	ADP
ap-1921	92	47	a	a	DET
ap-1921	92	48	thin	thin	ADJ
ap-1921	92	49	,	,	PUNCT
ap-1921	92	50	dense	dense	ADJ
ap-1921	92	51	and	and	CCONJ
ap-1921	92	52	cool	cool	ADJ
ap-1921	92	53	shell	shell	NOUN
ap-1921	92	54	,	,	PUNCT
ap-1921	92	55	made	make	VERB
ap-1921	92	56	up	up	ADP
ap-1921	92	57	of	of	ADP
ap-1921	92	58	the	the	DET
ap-1921	92	59	ambient	ambient	ADJ
ap-1921	92	60	swept	sweep	VERB
ap-1921	92	61	-	-	PUNCT
ap-1921	92	62	up	up	ADP
ap-1921	92	63	interstellar	interstellar	ADJ
ap-1921	92	64	matter	matter	NOUN
ap-1921	92	65	.	.	PUNCT
ap-1921	93	1	in	in	ADP
ap-1921	93	2	the	the	DET
ap-1921	93	3	north	north	NOUN
ap-1921	93	4	-	-	PUNCT
ap-1921	93	5	westerly	westerly	NOUN
ap-1921	93	6	direction	direction	NOUN
ap-1921	93	7	of	of	ADP
ap-1921	93	8	vela	vela	PROPN
ap-1921	93	9	jr	jr	PROPN
ap-1921	93	10	.	.	PROPN
ap-1921	93	11	,	,	PUNCT
ap-1921	93	12	just	just	ADV
ap-1921	93	13	outside	outside	ADP
ap-1921	93	14	the	the	DET
ap-1921	93	15	outer	outer	ADJ
ap-1921	93	16	boundary	boundary	NOUN
ap-1921	93	17	of	of	ADP
ap-1921	93	18	the	the	DET
ap-1921	93	19	vela	vela	PROPN
ap-1921	93	20	snr	snr	PROPN
ap-1921	93	21	,	,	PUNCT
ap-1921	93	22	the	the	DET
ap-1921	93	23	snr	snr	PROPN
ap-1921	93	24	puppis	puppi	VERB
ap-1921	93	25	-	-	PUNCT
ap-1921	93	26	a	a	PRON
ap-1921	93	27	is	be	AUX
ap-1921	93	28	located	locate	VERB
ap-1921	93	29	,	,	PUNCT
ap-1921	93	30	which	which	PRON
ap-1921	93	31	is	be	AUX
ap-1921	93	32	a	a	DET
ap-1921	93	33	very	very	ADV
ap-1921	93	34	bright	bright	ADJ
ap-1921	93	35	x	x	NOUN
ap-1921	93	36	-	-	NOUN
ap-1921	93	37	ray	ray	NOUN
ap-1921	93	38	source	source	NOUN
ap-1921	93	39	with	with	ADP
ap-1921	93	40	a	a	DET
ap-1921	93	41	diameter	diameter	NOUN
ap-1921	93	42	of	of	ADP
ap-1921	93	43	45′.	45′.	PRON
ap-1921	93	44	a	a	DET
ap-1921	93	45	spatially	spatially	ADV
ap-1921	93	46	resolved	resolve	VERB
ap-1921	93	47	spectral	spectral	ADJ
ap-1921	93	48	study	study	NOUN
ap-1921	93	49	of	of	ADP
ap-1921	93	50	the	the	DET
ap-1921	93	51	rosat	rosat	NOUN
ap-1921	93	52	measurements	measurement	NOUN
ap-1921	93	53	across	across	ADP
ap-1921	93	54	the	the	DET
ap-1921	93	55	surface	surface	NOUN
ap-1921	93	56	of	of	ADP
ap-1921	93	57	puppis	puppi	VERB
ap-1921	93	58	-	-	PUNCT
ap-1921	93	59	a	a	PRON
ap-1921	93	60	shows	show	VERB
ap-1921	93	61	an	an	DET
ap-1921	93	62	excess	excess	NOUN
ap-1921	93	63	of	of	ADP
ap-1921	93	64	low	low	ADJ
ap-1921	93	65	energy	energy	NOUN
ap-1921	93	66	absorption	absorption	NOUN
ap-1921	93	67	above	above	ADP
ap-1921	93	68	the	the	DET
ap-1921	93	69	mean	mean	ADJ
ap-1921	93	70	interstellar	interstellar	ADJ
ap-1921	93	71	absorption	absorption	NOUN
ap-1921	93	72	.	.	PUNCT
ap-1921	94	1	the	the	DET
ap-1921	94	2	excess	excess	ADJ
ap-1921	94	3	absorption	absorption	NOUN
ap-1921	94	4	is	be	AUX
ap-1921	94	5	spatially	spatially	ADV
ap-1921	94	6	confined	confine	VERB
ap-1921	94	7	to	to	ADP
ap-1921	94	8	a	a	DET
ap-1921	94	9	region	region	NOUN
ap-1921	94	10	looking	look	VERB
ap-1921	94	11	like	like	ADP
ap-1921	94	12	a	a	DET
ap-1921	94	13	slighty	slighty	ADV
ap-1921	94	14	curved	curve	VERB
ap-1921	94	15	lane	lane	NOUN
ap-1921	94	16	,	,	PUNCT
ap-1921	94	17	or	or	CCONJ
ap-1921	94	18	filament	filament	NOUN
ap-1921	94	19	,	,	PUNCT
ap-1921	94	20	which	which	PRON
ap-1921	94	21	stretches	stretch	VERB
ap-1921	94	22	right	right	ADV
ap-1921	94	23	through	through	ADP
ap-1921	94	24	the	the	DET
ap-1921	94	25	middle	middle	NOUN
ap-1921	94	26	of	of	ADP
ap-1921	94	27	puppis	puppis	NOUN
ap-1921	94	28	-	-	PUNCT
ap-1921	94	29	a	a	NOUN
ap-1921	94	30	from	from	ADP
ap-1921	94	31	its	its	PRON
ap-1921	94	32	northeastern	northeastern	ADJ
ap-1921	94	33	boundary	boundary	NOUN
ap-1921	94	34	to	to	ADP
ap-1921	94	35	its	its	PRON
ap-1921	94	36	southwestern	southwestern	ADJ
ap-1921	94	37	boundary	boundary	NOUN
ap-1921	94	38	.	.	PUNCT
ap-1921	95	1	this	this	PRON
ap-1921	95	2	indicates	indicate	VERB
ap-1921	95	3	the	the	DET
ap-1921	95	4	presence	presence	NOUN
ap-1921	95	5	of	of	ADP
ap-1921	95	6	some	some	DET
ap-1921	95	7	cool	cool	ADJ
ap-1921	95	8	matter	matter	NOUN
ap-1921	95	9	leading	lead	VERB
ap-1921	95	10	to	to	ADP
ap-1921	95	11	extra	extra	ADJ
ap-1921	95	12	,	,	PUNCT
ap-1921	95	13	spatially	spatially	ADV
ap-1921	95	14	confined	confine	VERB
ap-1921	95	15	absorption	absorption	NOUN
ap-1921	95	16	on	on	ADP
ap-1921	95	17	top	top	NOUN
ap-1921	95	18	of	of	ADP
ap-1921	95	19	the	the	DET
ap-1921	95	20	interstellar	interstellar	ADJ
ap-1921	95	21	absorption	absorption	NOUN
ap-1921	95	22	[	[	X
ap-1921	95	23	5	5	NUM
ap-1921	95	24	,	,	PUNCT
ap-1921	95	25	9	9	NUM
ap-1921	95	26	]	]	PUNCT
ap-1921	95	27	.	.	PUNCT
ap-1921	96	1	this	this	DET
ap-1921	96	2	absorption	absorption	NOUN
ap-1921	96	3	lane	lane	NOUN
ap-1921	96	4	could	could	AUX
ap-1921	96	5	be	be	AUX
ap-1921	96	6	considered	consider	VERB
ap-1921	96	7	as	as	ADP
ap-1921	96	8	a	a	DET
ap-1921	96	9	fraction	fraction	NOUN
ap-1921	96	10	of	of	ADP
ap-1921	96	11	a	a	DET
ap-1921	96	12	complete	complete	ADJ
ap-1921	96	13	shell	shell	NOUN
ap-1921	96	14	produced	produce	VERB
ap-1921	96	15	by	by	ADP
ap-1921	96	16	the	the	DET
ap-1921	96	17	red	red	ADJ
ap-1921	96	18	wind	wind	NOUN
ap-1921	96	19	.	.	PUNCT
ap-1921	97	1	the	the	DET
ap-1921	97	2	majority	majority	NOUN
ap-1921	97	3	of	of	ADP
ap-1921	97	4	the	the	DET
ap-1921	97	5	shell	shell	NOUN
ap-1921	97	6	can	can	AUX
ap-1921	97	7	not	not	PART
ap-1921	97	8	be	be	AUX
ap-1921	97	9	observed	observe	VERB
ap-1921	97	10	because	because	SCONJ
ap-1921	97	11	sufficiently	sufficiently	ADV
ap-1921	97	12	bright	bright	ADJ
ap-1921	97	13	background	background	NOUN
ap-1921	97	14	x	x	NOUN
ap-1921	97	15	-	-	NOUN
ap-1921	97	16	ray	ray	NOUN
ap-1921	97	17	sources	source	NOUN
ap-1921	97	18	are	be	AUX
ap-1921	97	19	missing	miss	VERB
ap-1921	97	20	.	.	PUNCT
ap-1921	98	1	from	from	ADP
ap-1921	98	2	this	this	DET
ap-1921	98	3	interpretation	interpretation	NOUN
ap-1921	98	4	it	it	PRON
ap-1921	98	5	follows	follow	VERB
ap-1921	98	6	that	that	SCONJ
ap-1921	98	7	dmr	dmr	PROPN
ap-1921	98	8	/	/	SYM
ap-1921	98	9	dt	dt	NOUN
ap-1921	98	10	vr	vr	PROPN
ap-1921	98	11	=	=	PUNCT
ap-1921	98	12	ml	ml	X
ap-1921	98	13	(	(	PUNCT
ap-1921	98	14	rabs	rab	NOUN
ap-1921	98	15	,	,	PUNCT
ap-1921	98	16	ad	ad	NOUN
ap-1921	98	17	)	)	PUNCT
ap-1921	98	18	with	with	ADP
ap-1921	98	19	ml	ml	ADP
ap-1921	98	20	the	the	DET
ap-1921	98	21	total	total	ADJ
ap-1921	98	22	mass	mass	ADJ
ap-1921	98	23	loss	loss	NOUN
ap-1921	98	24	of	of	ADP
ap-1921	98	25	the	the	DET
ap-1921	98	26	progenitor	progenitor	NOUN
ap-1921	98	27	star	star	NOUN
ap-1921	98	28	by	by	ADP
ap-1921	98	29	its	its	PRON
ap-1921	98	30	red	red	ADJ
ap-1921	98	31	wind	wind	NOUN
ap-1921	98	32	,	,	PUNCT
ap-1921	98	33	or	or	CCONJ
ap-1921	98	34	numerically	numerically	ADV
ap-1921	98	35	,	,	PUNCT
ap-1921	98	36	dmr	dmr	PROPN
ap-1921	98	37	/	/	SYM
ap-1921	98	38	dt	dt	NOUN
ap-1921	98	39	vr	vr	NOUN
ap-1921	98	40	=	=	NOUN
ap-1921	98	41	9	9	NUM
ap-1921	98	42	×	×	NOUN
ap-1921	98	43	10−6	10−6	NUM
ap-1921	98	44	solar	solar	ADJ
ap-1921	98	45	masses	masse	NOUN
ap-1921	98	46	/	/	SYM
ap-1921	98	47	yr	yr	PROPN
ap-1921	98	48	20	20	NUM
ap-1921	98	49	km	km	PROPN
ap-1921	98	50	ml,10	ml,10	PROPN
ap-1921	98	51	d2	d2	PROPN
ap-1921	98	52	,	,	PUNCT
ap-1921	98	53	with	with	ADP
ap-1921	98	54	ml,10	ml,10	PROPN
ap-1921	98	55	in	in	ADP
ap-1921	98	56	units	unit	NOUN
ap-1921	98	57	of	of	ADP
ap-1921	98	58	10	10	NUM
ap-1921	98	59	solar	solar	ADJ
ap-1921	98	60	masses	masse	NOUN
ap-1921	98	61	.	.	PUNCT
ap-1921	99	1	the	the	DET
ap-1921	99	2	density	density	NOUN
ap-1921	99	3	nr	nr	PROPN
ap-1921	99	4	of	of	ADP
ap-1921	99	5	the	the	DET
ap-1921	99	6	red	red	ADJ
ap-1921	99	7	wind	wind	NOUN
ap-1921	99	8	at	at	ADP
ap-1921	99	9	its	its	PRON
ap-1921	99	10	base	base	NOUN
ap-1921	99	11	hit	hit	VERB
ap-1921	99	12	by	by	ADP
ap-1921	99	13	the	the	DET
ap-1921	99	14	sn	sn	PROPN
ap-1921	99	15	shock	shock	NOUN
ap-1921	99	16	wave	wave	NOUN
ap-1921	99	17	is	be	AUX
ap-1921	99	18	then	then	ADV
ap-1921	99	19	nr	nr	NOUN
ap-1921	99	20	=	=	NOUN
ap-1921	99	21	0.1	0.1	NUM
ap-1921	99	22	cm−3ml,10	cm−3ml,10	ADV
ap-1921	99	23	/	/	SYM
ap-1921	99	24	d	d	NOUN
ap-1921	99	25	3	3	NUM
ap-1921	99	26	2	2	NUM
ap-1921	99	27	.	.	PUNCT
ap-1921	99	28	using	use	VERB
ap-1921	99	29	the	the	DET
ap-1921	99	30	measured	measured	ADJ
ap-1921	99	31	flux	flux	NOUN
ap-1921	99	32	of	of	ADP
ap-1921	99	33	the	the	DET
ap-1921	99	34	tev	tev	PROPN
ap-1921	99	35	γ	γ	NOUN
ap-1921	99	36	-	-	NOUN
ap-1921	99	37	rays	ray	NOUN
ap-1921	99	38	[	[	X
ap-1921	99	39	2	2	X
ap-1921	99	40	]	]	PUNCT
ap-1921	99	41	it	it	PRON
ap-1921	99	42	follows	follow	VERB
ap-1921	99	43	that	that	SCONJ
ap-1921	99	44	wp	wp	PROPN
ap-1921	99	45	=	=	SYM
ap-1921	99	46	1050	1050	NUM
ap-1921	99	47	erg	erg	PROPN
ap-1921	99	48	d5	d5	PROPN
ap-1921	99	49	2	2	NUM
ap-1921	99	50	/	/	SYM
ap-1921	99	51	ml,10	ml,10	PROPN
ap-1921	99	52	.	.	PUNCT
ap-1921	100	1	this	this	PRON
ap-1921	100	2	demonstrates	demonstrate	VERB
ap-1921	100	3	that	that	SCONJ
ap-1921	100	4	even	even	ADV
ap-1921	100	5	under	under	ADP
ap-1921	100	6	extreme	extreme	ADJ
ap-1921	100	7	conditions	condition	NOUN
ap-1921	100	8	,	,	PUNCT
ap-1921	100	9	i.e.	i.e.	X
ap-1921	100	10	,	,	PUNCT
ap-1921	100	11	large	large	ADJ
ap-1921	100	12	values	value	NOUN
ap-1921	100	13	of	of	ADP
ap-1921	100	14	wp	wp	PROPN
ap-1921	100	15	and	and	CCONJ
ap-1921	100	16	ml,10	ml,10	PROPN
ap-1921	100	17	,	,	PUNCT
ap-1921	100	18	d	d	PROPN
ap-1921	100	19	can	can	AUX
ap-1921	100	20	be	be	AUX
ap-1921	100	21	only	only	ADV
ap-1921	100	22	somewhat	somewhat	ADV
ap-1921	100	23	larger	large	ADJ
ap-1921	100	24	than	than	ADP
ap-1921	100	25	200	200	NUM
ap-1921	100	26	pc	pc	NOUN
ap-1921	100	27	.	.	PUNCT
ap-1921	101	1	in	in	ADP
ap-1921	101	2	fact	fact	NOUN
ap-1921	101	3	,	,	PUNCT
ap-1921	101	4	the	the	DET
ap-1921	101	5	result	result	NOUN
ap-1921	101	6	suggests	suggest	VERB
ap-1921	101	7	that	that	SCONJ
ap-1921	101	8	d	d	X
ap-1921	101	9	<	<	X
ap-1921	101	10	200pc	200pc	NOUN
ap-1921	101	11	.	.	PUNCT
ap-1921	102	1	if	if	SCONJ
ap-1921	102	2	so	so	ADV
ap-1921	102	3	,	,	PUNCT
ap-1921	102	4	the	the	DET
ap-1921	102	5	requirements	requirement	NOUN
ap-1921	102	6	for	for	ADP
ap-1921	102	7	the	the	DET
ap-1921	102	8	associated	associated	ADJ
ap-1921	102	9	total	total	ADJ
ap-1921	102	10	sn	sn	PROPN
ap-1921	102	11	energy	energy	NOUN
ap-1921	102	12	and	and	CCONJ
ap-1921	102	13	cosmic	cosmic	ADJ
ap-1921	102	14	ray	ray	NOUN
ap-1921	102	15	energy	energy	NOUN
ap-1921	102	16	would	would	AUX
ap-1921	102	17	be	be	AUX
ap-1921	102	18	somewhat	somewhat	ADV
ap-1921	102	19	relaxed	relaxed	ADJ
ap-1921	102	20	.	.	PUNCT
ap-1921	103	1	the	the	DET
ap-1921	103	2	age	age	NOUN
ap-1921	103	3	t	t	PROPN
ap-1921	103	4	of	of	ADP
ap-1921	103	5	the	the	DET
ap-1921	103	6	snr	snr	NOUN
ap-1921	103	7	is	be	AUX
ap-1921	103	8	limited	limit	VERB
ap-1921	103	9	by	by	ADP
ap-1921	103	10	the	the	DET
ap-1921	103	11	acceptable	acceptable	ADJ
ap-1921	103	12	value	value	NOUN
ap-1921	103	13	of	of	ADP
ap-1921	103	14	q	q	NOUN
ap-1921	103	15	=	=	PUNCT
ap-1921	103	16	16/27(vs	16/27(vs	NUM
ap-1921	103	17	,	,	PUNCT
ap-1921	103	18	a	a	DET
ap-1921	103	19	/	/	SYM
ap-1921	103	20	ra)2(t	ra)2(t	NOUN
ap-1921	103	21	/	/	SYM
ap-1921	103	22	a)2	a)2	NOUN
ap-1921	103	23	with	with	ADP
ap-1921	103	24	a	a	DET
ap-1921	103	25	=	=	SYM
ap-1921	103	26	vfr	vfr	PROPN
ap-1921	103	27	/	/	SYM
ap-1921	103	28	v	v	NOUN
ap-1921	103	29	>	>	X
ap-1921	103	30	1	1	NUM
ap-1921	103	31	,	,	PUNCT
ap-1921	103	32	v	v	NOUN
ap-1921	103	33	=	=	SYM
ap-1921	103	34	r	r	NOUN
ap-1921	103	35	/	/	SYM
ap-1921	103	36	t.	t.	NOUN
ap-1921	103	37	dmr	dmr	PROPN
ap-1921	103	38	/	/	SYM
ap-1921	103	39	dt	dt	PROPN
ap-1921	103	40	vr	vr	PROPN
ap-1921	103	41	is	be	AUX
ap-1921	103	42	basically	basically	ADV
ap-1921	103	43	fixed	fix	VERB
ap-1921	103	44	by	by	ADP
ap-1921	103	45	the	the	DET
ap-1921	103	46	observation	observation	NOUN
ap-1921	103	47	of	of	ADP
ap-1921	103	48	the	the	DET
ap-1921	103	49	absorbing	absorb	VERB
ap-1921	103	50	outer	outer	ADJ
ap-1921	103	51	shell	shell	NOUN
ap-1921	103	52	built	build	VERB
ap-1921	103	53	up	up	ADP
ap-1921	103	54	by	by	ADP
ap-1921	103	55	the	the	DET
ap-1921	103	56	red	red	ADJ
ap-1921	103	57	wind	wind	NOUN
ap-1921	103	58	.	.	PUNCT
ap-1921	104	1	for	for	ADP
ap-1921	104	2	vfr	vfr	NOUN
ap-1921	104	3	=	=	SYM
ap-1921	104	4	10	10	NUM
ap-1921	104	5	000	000	NUM
ap-1921	104	6	km	km	PROPN
ap-1921	104	7	/	/	SYM
ap-1921	104	8	s	s	VERB
ap-1921	104	9	the	the	DET
ap-1921	104	10	required	require	VERB
ap-1921	104	11	density	density	NOUN
ap-1921	104	12	jump	jump	NOUN
ap-1921	104	13	is	be	AUX
ap-1921	104	14	consistent	consistent	ADJ
ap-1921	104	15	with	with	ADP
ap-1921	104	16	the	the	DET
ap-1921	104	17	blue	blue	ADJ
ap-1921	104	18	wind	wind	NOUN
ap-1921	104	19	parameters	parameter	NOUN
ap-1921	104	20	suggested	suggest	VERB
ap-1921	104	21	for	for	ADP
ap-1921	104	22	sn	sn	PROPN
ap-1921	104	23	1987a	1987a	NUM
ap-1921	104	24	,	,	PUNCT
ap-1921	104	25	shown	show	VERB
ap-1921	104	26	above	above	ADV
ap-1921	104	27	.	.	PUNCT
ap-1921	105	1	observations	observation	NOUN
ap-1921	105	2	have	have	AUX
ap-1921	105	3	shown	show	VERB
ap-1921	105	4	that	that	SCONJ
ap-1921	105	5	vfr	vfr	ADJ
ap-1921	105	6	∼	∼	NOUN
ap-1921	105	7	40	40	NUM
ap-1921	105	8	000	000	NUM
ap-1921	105	9	km	km	PROPN
ap-1921	105	10	/	/	SYM
ap-1921	105	11	s	s	NOUN
ap-1921	105	12	over	over	ADP
ap-1921	105	13	the	the	DET
ap-1921	105	14	first	first	ADJ
ap-1921	105	15	6	6	NUM
ap-1921	105	16	yr	yr	NOUN
ap-1921	105	17	for	for	ADP
ap-1921	105	18	sn	sn	PROPN
ap-1921	105	19	1987a	1987a	NOUN
ap-1921	105	20	with	with	ADP
ap-1921	105	21	an	an	DET
ap-1921	105	22	abrupt	abrupt	ADJ
ap-1921	105	23	deceleration	deceleration	NOUN
ap-1921	105	24	following	follow	VERB
ap-1921	105	25	.	.	PUNCT
ap-1921	106	1	applying	apply	VERB
ap-1921	106	2	this	this	DET
ap-1921	106	3	extreme	extreme	ADJ
ap-1921	106	4	case	case	NOUN
ap-1921	106	5	of	of	ADP
ap-1921	106	6	such	such	DET
ap-1921	106	7	a	a	DET
ap-1921	106	8	quasi	quasi	ADJ
ap-1921	106	9	-	-	ADJ
ap-1921	106	10	free	free	ADJ
ap-1921	106	11	exansion	exansion	NOUN
ap-1921	106	12	velocity	velocity	NOUN
ap-1921	106	13	to	to	PART
ap-1921	106	14	vela	vela	VERB
ap-1921	106	15	jr	jr	PROPN
ap-1921	106	16	.	.	PROPN
ap-1921	106	17	for	for	ADP
ap-1921	106	18	a	a	DET
ap-1921	106	19	duration	duration	NOUN
ap-1921	106	20	of	of	ADP
ap-1921	106	21	up	up	ADP
ap-1921	106	22	to	to	ADP
ap-1921	106	23	about	about	ADP
ap-1921	106	24	100	100	NUM
ap-1921	106	25	yr	yr	NOUN
ap-1921	106	26	after	after	ADP
ap-1921	106	27	the	the	DET
ap-1921	106	28	explosion	explosion	NOUN
ap-1921	106	29	one	one	NOUN
ap-1921	106	30	gets	get	VERB
ap-1921	106	31	dmb	dmb	PROPN
ap-1921	106	32	/	/	SYM
ap-1921	106	33	dt	dt	NOUN
ap-1921	106	34	vb	vb	PROPN
ap-1921	106	35	=	=	SYM
ap-1921	106	36	10−7	10−7	PROPN
ap-1921	106	37	solar	solar	ADJ
ap-1921	106	38	masses	masse	NOUN
ap-1921	106	39	/	/	SYM
ap-1921	106	40	yr	yr	PROPN
ap-1921	106	41	1000	1000	NUM
ap-1921	106	42	km	km	NOUN
ap-1921	106	43	.	.	PUNCT
ap-1921	107	1	but	but	CCONJ
ap-1921	107	2	an	an	DET
ap-1921	107	3	upper	upper	ADJ
ap-1921	107	4	limit	limit	NOUN
ap-1921	107	5	of	of	ADP
ap-1921	107	6	vfr	vfr	PROPN
ap-1921	107	7	can	can	AUX
ap-1921	107	8	be	be	AUX
ap-1921	107	9	derived	derive	VERB
ap-1921	107	10	from	from	ADP
ap-1921	107	11	the	the	DET
ap-1921	107	12	width	width	NOUN
ap-1921	107	13	of	of	ADP
ap-1921	107	14	the	the	DET
ap-1921	107	15	snr	snr	PROPN
ap-1921	107	16	shell	shell	NOUN
ap-1921	107	17	.	.	PUNCT
ap-1921	108	1	figure	figure	NOUN
ap-1921	108	2	3	3	NUM
ap-1921	108	3	of	of	ADP
ap-1921	108	4	iyudin	iyudin	VERB
ap-1921	108	5	et	et	PROPN
ap-1921	108	6	al	al	PROPN
ap-1921	108	7	.	.	PUNCT
ap-1921	109	1	[	[	X
ap-1921	109	2	7	7	X
ap-1921	109	3	]	]	PUNCT
ap-1921	109	4	shows	show	VERB
ap-1921	109	5	that	that	SCONJ
ap-1921	109	6	the	the	DET
ap-1921	109	7	hard	hard	ADJ
ap-1921	109	8	x	x	ADJ
ap-1921	109	9	-	-	NOUN
ap-1921	109	10	ray	ray	NOUN
ap-1921	109	11	emission	emission	NOUN
ap-1921	109	12	is	be	AUX
ap-1921	109	13	confined	confine	VERB
ap-1921	109	14	to	to	ADP
ap-1921	109	15	a	a	DET
ap-1921	109	16	shell	shell	NOUN
ap-1921	109	17	of	of	ADP
ap-1921	109	18	<	<	X
ap-1921	109	19	6′	6′	NUM
ap-1921	109	20	to	to	ADP
ap-1921	109	21	7′	7′	NUM
ap-1921	109	22	thickness	thickness	NOUN
ap-1921	109	23	measured	measure	VERB
ap-1921	109	24	by	by	ADP
ap-1921	109	25	xmm	xmm	PROPN
ap-1921	109	26	-	-	PUNCT
ap-1921	109	27	newton	newton	PROPN
ap-1921	109	28	.	.	PUNCT
ap-1921	110	1	this	this	PRON
ap-1921	110	2	would	would	AUX
ap-1921	110	3	result	result	VERB
ap-1921	110	4	in	in	ADP
ap-1921	110	5	vfr	vfr	PROPN
ap-1921	110	6	less	less	ADJ
ap-1921	110	7	than	than	ADP
ap-1921	110	8	15	15	NUM
ap-1921	110	9	000	000	NUM
ap-1921	110	10	km	km	PROPN
ap-1921	110	11	/	/	SYM
ap-1921	110	12	s.	s.	PROPN
ap-1921	110	13	it	it	PRON
ap-1921	110	14	appears	appear	VERB
ap-1921	110	15	that	that	SCONJ
ap-1921	110	16	the	the	DET
ap-1921	110	17	chandra	chandra	PROPN
ap-1921	110	18	images	image	NOUN
ap-1921	110	19	show	show	VERB
ap-1921	110	20	a	a	DET
ap-1921	110	21	shell	shell	NOUN
ap-1921	110	22	as	as	ADV
ap-1921	110	23	thin	thin	ADJ
ap-1921	110	24	as	as	ADP
ap-1921	110	25	5′	5′	NUM
ap-1921	111	1	[	[	X
ap-1921	111	2	10	10	NUM
ap-1921	111	3	]	]	PUNCT
ap-1921	111	4	,	,	PUNCT
ap-1921	111	5	implying	imply	VERB
ap-1921	111	6	vfr	vfr	ADJ
ap-1921	111	7	∼	∼	NOUN
ap-1921	111	8	10	10	NUM
ap-1921	111	9	000	000	NUM
ap-1921	111	10	km	km	PROPN
ap-1921	111	11	/	/	SYM
ap-1921	111	12	s.	s.	PROPN
ap-1921	111	13	in	in	ADP
ap-1921	111	14	summary	summary	NOUN
ap-1921	111	15	,	,	PUNCT
ap-1921	111	16	the	the	DET
ap-1921	111	17	blue	blue	ADJ
ap-1921	111	18	wind	wind	NOUN
ap-1921	111	19	parameters	parameter	NOUN
ap-1921	111	20	of	of	ADP
ap-1921	111	21	the	the	DET
ap-1921	111	22	vela	vela	PROPN
ap-1921	111	23	jr	jr	PROPN
ap-1921	111	24	.	.	PROPN
ap-1921	111	25	progenitor	progenitor	NOUN
ap-1921	111	26	star	star	NOUN
ap-1921	111	27	were	be	AUX
ap-1921	111	28	probably	probably	ADV
ap-1921	111	29	in	in	ADP
ap-1921	111	30	a	a	DET
ap-1921	111	31	range	range	NOUN
ap-1921	111	32	of	of	ADP
ap-1921	111	33	10−6	10−6	NUM
ap-1921	111	34	solar	solar	ADJ
ap-1921	111	35	masses	masse	NOUN
ap-1921	111	36	/	/	SYM
ap-1921	111	37	yr	yr	PROPN
ap-1921	111	38	550	550	NUM
ap-1921	111	39	km	km	NOUN
ap-1921	111	40	and	and	CCONJ
ap-1921	111	41	10−7	10−7	NUM
ap-1921	111	42	solar	solar	ADJ
ap-1921	111	43	masses	masse	NOUN
ap-1921	111	44	/	/	SYM
ap-1921	111	45	yr	yr	PROPN
ap-1921	111	46	1000	1000	NUM
ap-1921	111	47	km	km	NOUN
ap-1921	111	48	during	during	ADP
ap-1921	111	49	its	its	PRON
ap-1921	111	50	final	final	ADJ
ap-1921	111	51	evolutionary	evolutionary	ADJ
ap-1921	111	52	phase	phase	NOUN
ap-1921	111	53	.	.	PUNCT
ap-1921	112	1	the	the	DET
ap-1921	112	2	wind	wind	NOUN
ap-1921	112	3	parameters	parameter	NOUN
ap-1921	112	4	of	of	ADP
ap-1921	112	5	the	the	DET
ap-1921	112	6	red	red	ADJ
ap-1921	112	7	wind	wind	NOUN
ap-1921	112	8	and	and	CCONJ
ap-1921	112	9	blue	blue	ADJ
ap-1921	112	10	wind	wind	NOUN
ap-1921	112	11	respectively	respectively	ADV
ap-1921	112	12	,	,	PUNCT
ap-1921	112	13	are	be	AUX
ap-1921	112	14	surprising	surprising	ADJ
ap-1921	112	15	close	close	ADV
ap-1921	112	16	to	to	ADP
ap-1921	112	17	the	the	DET
ap-1921	112	18	typical	typical	ADJ
ap-1921	112	19	mean	mean	ADJ
ap-1921	112	20	values	value	NOUN
ap-1921	112	21	.	.	PUNCT
ap-1921	113	1	sn	sn	PROPN
ap-1921	113	2	1987a	1987a	NOUN
ap-1921	113	3	appears	appear	VERB
ap-1921	113	4	to	to	PART
ap-1921	113	5	be	be	AUX
ap-1921	113	6	the	the	DET
ap-1921	113	7	only	only	ADJ
ap-1921	113	8	example	example	NOUN
ap-1921	113	9	so	so	ADV
ap-1921	113	10	far	far	ADV
ap-1921	113	11	of	of	ADP
ap-1921	113	12	a	a	DET
ap-1921	113	13	blue	blue	ADJ
ap-1921	113	14	supergiant	supergiant	ADJ
ap-1921	113	15	sn	sn	NOUN
ap-1921	113	16	,	,	PUNCT
ap-1921	113	17	and	and	CCONJ
ap-1921	113	18	vela	vela	PROPN
ap-1921	113	19	jr	jr	PROPN
ap-1921	113	20	.	.	PROPN
ap-1921	114	1	may	may	AUX
ap-1921	114	2	be	be	AUX
ap-1921	114	3	a	a	DET
ap-1921	114	4	further	further	ADJ
ap-1921	114	5	example	example	NOUN
ap-1921	114	6	.	.	PUNCT
ap-1921	115	1	such	such	ADJ
ap-1921	115	2	sne	sne	NOUN
ap-1921	115	3	might	might	AUX
ap-1921	115	4	be	be	AUX
ap-1921	115	5	very	very	ADV
ap-1921	115	6	hard	hard	ADJ
ap-1921	115	7	to	to	PART
ap-1921	115	8	be	be	AUX
ap-1921	115	9	detected	detect	VERB
ap-1921	115	10	in	in	ADP
ap-1921	115	11	the	the	DET
ap-1921	115	12	radio	radio	NOUN
ap-1921	115	13	and	and	CCONJ
ap-1921	115	14	low	low	ADJ
ap-1921	115	15	energy	energy	NOUN
ap-1921	115	16	x	x	NOUN
ap-1921	115	17	-	-	NOUN
ap-1921	115	18	ray	ray	NOUN
ap-1921	115	19	regimes	regime	NOUN
ap-1921	115	20	,	,	PUNCT
ap-1921	115	21	because	because	SCONJ
ap-1921	115	22	the	the	DET
ap-1921	115	23	luminosity	luminosity	NOUN
ap-1921	115	24	depends	depend	VERB
ap-1921	115	25	heavily	heavily	ADV
ap-1921	115	26	on	on	ADP
ap-1921	115	27	the	the	DET
ap-1921	115	28	ambient	ambient	ADJ
ap-1921	115	29	matter	matter	NOUN
ap-1921	115	30	density	density	NOUN
ap-1921	115	31	.	.	PUNCT
ap-1921	116	1	for	for	ADP
ap-1921	116	2	instance	instance	NOUN
ap-1921	116	3	,	,	PUNCT
ap-1921	116	4	sn	sn	PROPN
ap-1921	116	5	1987a	1987a	NOUN
ap-1921	116	6	escaped	escape	VERB
ap-1921	116	7	detection	detection	NOUN
ap-1921	116	8	for	for	ADP
ap-1921	116	9	6	6	NUM
ap-1921	116	10	years	year	NOUN
ap-1921	116	11	and	and	CCONJ
ap-1921	116	12	might	might	AUX
ap-1921	116	13	have	have	AUX
ap-1921	116	14	escaped	escape	VERB
ap-1921	116	15	so	so	ADV
ap-1921	116	16	for	for	ADP
ap-1921	116	17	a	a	DET
ap-1921	116	18	much	much	ADV
ap-1921	116	19	longer	long	ADJ
ap-1921	116	20	period	period	NOUN
ap-1921	116	21	of	of	ADP
ap-1921	116	22	time	time	NOUN
ap-1921	116	23	.	.	PUNCT
ap-1921	117	1	but	but	CCONJ
ap-1921	117	2	after	after	ADP
ap-1921	117	3	these	these	DET
ap-1921	117	4	6	6	NUM
ap-1921	117	5	years	year	NOUN
ap-1921	117	6	the	the	DET
ap-1921	117	7	shock	shock	NOUN
ap-1921	117	8	wave	wave	NOUN
ap-1921	117	9	started	start	VERB
ap-1921	117	10	to	to	PART
ap-1921	117	11	encounter	encounter	VERB
ap-1921	117	12	the	the	DET
ap-1921	117	13	‘	'	PUNCT
ap-1921	117	14	inner	inner	ADJ
ap-1921	117	15	ring	ring	NOUN
ap-1921	117	16	’	'	PUNCT
ap-1921	117	17	with	with	ADP
ap-1921	117	18	its	its	PRON
ap-1921	117	19	much	much	ADV
ap-1921	117	20	higher	high	ADJ
ap-1921	117	21	density	density	NOUN
ap-1921	117	22	,	,	PUNCT
ap-1921	117	23	which	which	PRON
ap-1921	117	24	slowed	slow	VERB
ap-1921	117	25	down	down	ADP
ap-1921	117	26	the	the	DET
ap-1921	117	27	propagation	propagation	NOUN
ap-1921	117	28	of	of	ADP
ap-1921	117	29	the	the	DET
ap-1921	117	30	shock	shock	NOUN
ap-1921	117	31	wave	wave	NOUN
ap-1921	117	32	dramatically	dramatically	ADV
ap-1921	117	33	.	.	PUNCT
ap-1921	118	1	when	when	SCONJ
ap-1921	118	2	,	,	PUNCT
ap-1921	118	3	and	and	CCONJ
ap-1921	118	4	whether	whether	SCONJ
ap-1921	118	5	,	,	PUNCT
ap-1921	118	6	it	it	PRON
ap-1921	118	7	will	will	AUX
ap-1921	118	8	have	have	AUX
ap-1921	118	9	reached	reach	VERB
ap-1921	118	10	the	the	DET
ap-1921	118	11	base	base	NOUN
ap-1921	118	12	of	of	ADP
ap-1921	118	13	the	the	DET
ap-1921	118	14	red	red	ADJ
ap-1921	118	15	wind	wind	NOUN
ap-1921	118	16	,	,	PUNCT
ap-1921	118	17	like	like	ADP
ap-1921	118	18	in	in	ADP
ap-1921	118	19	the	the	DET
ap-1921	118	20	case	case	NOUN
ap-1921	118	21	of	of	ADP
ap-1921	118	22	vela	vela	PROPN
ap-1921	118	23	jr	jr	PROPN
ap-1921	118	24	.	.	PROPN
ap-1921	118	25	,	,	PUNCT
ap-1921	118	26	remains	remain	VERB
ap-1921	118	27	to	to	PART
ap-1921	118	28	be	be	AUX
ap-1921	118	29	seen	see	VERB
ap-1921	118	30	.	.	PUNCT
ap-1921	119	1	in	in	ADP
ap-1921	119	2	this	this	DET
ap-1921	119	3	sense	sense	NOUN
ap-1921	119	4	the	the	DET
ap-1921	119	5	observation	observation	NOUN
ap-1921	119	6	of	of	ADP
ap-1921	119	7	an	an	DET
ap-1921	119	8	absorbing	absorbing	ADJ
ap-1921	119	9	shell	shell	NOUN
ap-1921	119	10	produced	produce	VERB
ap-1921	119	11	by	by	ADP
ap-1921	119	12	the	the	DET
ap-1921	119	13	red	red	ADJ
ap-1921	119	14	wind	wind	NOUN
ap-1921	119	15	in	in	ADP
ap-1921	119	16	case	case	NOUN
ap-1921	119	17	of	of	ADP
ap-1921	119	18	vela	vela	PROPN
ap-1921	119	19	jr	jr	PROPN
ap-1921	119	20	.	.	PROPN
ap-1921	119	21	appears	appear	VERB
ap-1921	119	22	to	to	PART
ap-1921	119	23	be	be	AUX
ap-1921	119	24	unique	unique	ADJ
ap-1921	119	25	.	.	PUNCT
ap-1921	120	1	the	the	DET
ap-1921	120	2	absorbing	absorbing	ADJ
ap-1921	120	3	shell	shell	NOUN
ap-1921	120	4	attributed	attribute	VERB
ap-1921	120	5	to	to	ADP
ap-1921	120	6	the	the	DET
ap-1921	120	7	red	red	ADJ
ap-1921	120	8	wind	wind	NOUN
ap-1921	120	9	is	be	AUX
ap-1921	120	10	located	locate	VERB
ap-1921	120	11	at	at	ADP
ap-1921	120	12	an	an	DET
ap-1921	120	13	angular	angular	ADJ
ap-1921	120	14	distance	distance	NOUN
ap-1921	120	15	of	of	ADP
ap-1921	120	16	rabs	rab	NOUN
ap-1921	120	17	,	,	PUNCT
ap-1921	120	18	a	a	DET
ap-1921	120	19	=	=	SYM
ap-1921	120	20	6.5	6.5	NUM
ap-1921	120	21	°	°	NUM
ap-1921	120	22	measured	measure	VERB
ap-1921	120	23	from	from	ADP
ap-1921	120	24	the	the	DET
ap-1921	120	25	center	center	NOUN
ap-1921	120	26	of	of	ADP
ap-1921	120	27	vela	vela	PROPN
ap-1921	120	28	jr	jr	PROPN
ap-1921	120	29	.	.	PROPN
ap-1921	120	30	,	,	PUNCT
ap-1921	120	31	which	which	PRON
ap-1921	120	32	corresponds	correspond	VERB
ap-1921	120	33	to	to	ADP
ap-1921	120	34	rabs	rab	NOUN
ap-1921	120	35	=	=	SYM
ap-1921	120	36	22pc	22pc	NOUN
ap-1921	120	37	for	for	ADP
ap-1921	120	38	d2	d2	PROPN
ap-1921	121	1	=	=	SYM
ap-1921	121	2	1	1	X
ap-1921	121	3	.	.	PUNCT
ap-1921	122	1	it	it	PRON
ap-1921	122	2	shows	show	VERB
ap-1921	122	3	a	a	DET
ap-1921	122	4	core	core	NOUN
ap-1921	122	5	619	619	NUM
ap-1921	122	6	bernd	bernd	PROPN
ap-1921	122	7	aschenbach	aschenbach	PROPN
ap-1921	122	8	acta	acta	PROPN
ap-1921	122	9	polytechnica	polytechnica	PROPN
ap-1921	122	10	width	width	NOUN
ap-1921	122	11	of	of	ADP
ap-1921	122	12	∼	∼	NOUN
ap-1921	122	13	5′	5′	NUM
ap-1921	122	14	and	and	CCONJ
ap-1921	122	15	a	a	DET
ap-1921	122	16	full	full	ADJ
ap-1921	122	17	width	width	NOUN
ap-1921	122	18	of	of	ADP
ap-1921	122	19	∼	∼	NOUN
ap-1921	122	20	30′	30′	NUM
ap-1921	122	21	,	,	PUNCT
ap-1921	122	22	the	the	DET
ap-1921	122	23	latter	latter	NOUN
ap-1921	122	24	of	of	ADP
ap-1921	122	25	which	which	PRON
ap-1921	122	26	is	be	AUX
ap-1921	122	27	limited	limit	VERB
ap-1921	122	28	by	by	ADP
ap-1921	122	29	the	the	DET
ap-1921	122	30	sensitivity	sensitivity	NOUN
ap-1921	122	31	of	of	ADP
ap-1921	122	32	the	the	DET
ap-1921	122	33	measurements	measurement	NOUN
ap-1921	122	34	.	.	PUNCT
ap-1921	123	1	the	the	DET
ap-1921	123	2	absorbing	absorbing	ADJ
ap-1921	123	3	column	column	NOUN
ap-1921	123	4	density	density	NOUN
ap-1921	123	5	in	in	ADP
ap-1921	123	6	the	the	DET
ap-1921	123	7	core	core	NOUN
ap-1921	123	8	region	region	NOUN
ap-1921	123	9	is	be	AUX
ap-1921	123	10	nh	nh	PROPN
ap-1921	123	11	=	=	PROPN
ap-1921	123	12	1.71021	1.71021	NUM
ap-1921	123	13	cm−2	cm−2	NOUN
ap-1921	123	14	(	(	PUNCT
ap-1921	123	15	0.8	0.8	NUM
ap-1921	123	16	÷	÷	NUM
ap-1921	123	17	1.91021	1.91021	NUM
ap-1921	123	18	cm−2	cm−2	NOUN
ap-1921	123	19	)	)	PUNCT
ap-1921	124	1	[	[	X
ap-1921	124	2	5	5	NUM
ap-1921	124	3	]	]	PUNCT
ap-1921	124	4	.	.	PUNCT
ap-1921	125	1	this	this	PRON
ap-1921	125	2	allows	allow	VERB
ap-1921	125	3	computing	compute	VERB
ap-1921	125	4	the	the	DET
ap-1921	125	5	ambient	ambient	ADJ
ap-1921	125	6	density	density	NOUN
ap-1921	125	7	nam	nam	NOUN
ap-1921	125	8	of	of	ADP
ap-1921	125	9	the	the	DET
ap-1921	125	10	matter	matter	NOUN
ap-1921	125	11	through	through	ADP
ap-1921	125	12	which	which	PRON
ap-1921	125	13	the	the	DET
ap-1921	125	14	red	red	ADJ
ap-1921	125	15	wind	wind	NOUN
ap-1921	125	16	propagated	propagate	VERB
ap-1921	125	17	,	,	PUNCT
ap-1921	125	18	i.e.	i.e.	X
ap-1921	125	19	,	,	PUNCT
ap-1921	125	20	nam	nam	NOUN
ap-1921	125	21	=	=	PROPN
ap-1921	125	22	0.55	0.55	NUM
ap-1921	125	23	cm−3nh,21d	cm−3nh,21d	NOUN
ap-1921	125	24	−1	−1	NOUN
ap-1921	125	25	2	2	NUM
ap-1921	125	26	.	.	PUNCT
ap-1921	126	1	the	the	DET
ap-1921	126	2	analysis	analysis	NOUN
ap-1921	126	3	of	of	ADP
ap-1921	126	4	the	the	DET
ap-1921	126	5	vela	vela	NOUN
ap-1921	126	6	snr	snr	PROPN
ap-1921	126	7	at	at	ADP
ap-1921	126	8	a	a	DET
ap-1921	126	9	distance	distance	NOUN
ap-1921	126	10	of	of	ADP
ap-1921	126	11	250	250	NUM
ap-1921	126	12	pc	pc	NOUN
ap-1921	126	13	reveals	reveal	VERB
ap-1921	126	14	a	a	DET
ap-1921	126	15	mean	mean	ADJ
ap-1921	126	16	ambient	ambient	ADJ
ap-1921	126	17	density	density	NOUN
ap-1921	126	18	of	of	ADP
ap-1921	126	19	∼	∼	NOUN
ap-1921	126	20	0.35	0.35	NUM
ap-1921	126	21	cm−3	cm−3	NOUN
ap-1921	126	22	,	,	PUNCT
ap-1921	126	23	derived	derive	VERB
ap-1921	126	24	also	also	ADV
ap-1921	126	25	independently	independently	ADV
ap-1921	126	26	from	from	ADP
ap-1921	126	27	the	the	DET
ap-1921	126	28	interstellar	interstellar	ADJ
ap-1921	126	29	absorption	absorption	NOUN
ap-1921	126	30	column	column	NOUN
ap-1921	126	31	density	density	NOUN
ap-1921	126	32	,	,	PUNCT
ap-1921	126	33	with	with	ADP
ap-1921	126	34	spatial	spatial	ADJ
ap-1921	126	35	variations	variation	NOUN
ap-1921	126	36	of	of	ADP
ap-1921	126	37	a	a	DET
ap-1921	126	38	factor	factor	NOUN
ap-1921	126	39	of	of	ADP
ap-1921	126	40	>	>	X
ap-1921	126	41	2	2	NUM
ap-1921	126	42	.	.	PUNCT
ap-1921	127	1	it	it	PRON
ap-1921	127	2	appears	appear	VERB
ap-1921	127	3	that	that	SCONJ
ap-1921	127	4	the	the	DET
ap-1921	127	5	identification	identification	NOUN
ap-1921	127	6	of	of	ADP
ap-1921	127	7	the	the	DET
ap-1921	127	8	absorption	absorption	NOUN
ap-1921	127	9	lane	lane	NOUN
ap-1921	127	10	as	as	ADP
ap-1921	127	11	fraction	fraction	NOUN
ap-1921	127	12	of	of	ADP
ap-1921	127	13	an	an	DET
ap-1921	127	14	absorption	absorption	NOUN
ap-1921	127	15	shell	shell	NOUN
ap-1921	127	16	produced	produce	VERB
ap-1921	127	17	by	by	ADP
ap-1921	127	18	the	the	DET
ap-1921	127	19	red	red	ADJ
ap-1921	127	20	wind	wind	NOUN
ap-1921	127	21	of	of	ADP
ap-1921	127	22	the	the	DET
ap-1921	127	23	vela	vela	PROPN
ap-1921	127	24	jr	jr	PROPN
ap-1921	127	25	.	.	PUNCT
ap-1921	127	26	progenenitor	progenenitor	PROPN
ap-1921	127	27	star	star	PROPN
ap-1921	127	28	and	and	CCONJ
ap-1921	127	29	the	the	DET
ap-1921	127	30	distance	distance	NOUN
ap-1921	127	31	of	of	ADP
ap-1921	127	32	∼	∼	NOUN
ap-1921	127	33	200pc	200pc	NOUN
ap-1921	127	34	are	be	AUX
ap-1921	127	35	fairly	fairly	ADV
ap-1921	127	36	plausible	plausible	ADJ
ap-1921	127	37	.	.	PUNCT
ap-1921	128	1	2.5	2.5	NUM
ap-1921	128	2	.	.	PUNCT
ap-1921	129	1	interstellar	interstellar	ADJ
ap-1921	129	2	absorption	absorption	NOUN
ap-1921	129	3	the	the	DET
ap-1921	129	4	fits	fit	NOUN
ap-1921	129	5	of	of	ADP
ap-1921	129	6	models	model	NOUN
ap-1921	129	7	,	,	PUNCT
ap-1921	129	8	available	available	ADJ
ap-1921	129	9	in	in	ADP
ap-1921	129	10	standard	standard	ADJ
ap-1921	129	11	x	x	ADJ
ap-1921	129	12	-	-	NOUN
ap-1921	129	13	ray	ray	NOUN
ap-1921	129	14	spectral	spectral	ADJ
ap-1921	129	15	software	software	NOUN
ap-1921	129	16	packages	package	NOUN
ap-1921	129	17	,	,	PUNCT
ap-1921	129	18	to	to	ADP
ap-1921	129	19	the	the	DET
ap-1921	129	20	measured	measured	ADJ
ap-1921	129	21	broad	broad	ADJ
ap-1921	129	22	band	band	NOUN
ap-1921	129	23	x	x	NOUN
ap-1921	129	24	-	-	NOUN
ap-1921	129	25	ray	ray	ADJ
ap-1921	129	26	spectra	spectra	NOUN
ap-1921	129	27	(	(	PUNCT
ap-1921	129	28	0.5	0.5	NUM
ap-1921	129	29	÷	÷	NUM
ap-1921	129	30	10	10	NUM
ap-1921	129	31	kev	kev	PROPN
ap-1921	129	32	)	)	PUNCT
ap-1921	129	33	of	of	ADP
ap-1921	129	34	vela	vela	PROPN
ap-1921	129	35	jr	jr	PROPN
ap-1921	129	36	.	.	PROPN
ap-1921	129	37	appear	appear	VERB
ap-1921	129	38	to	to	PART
ap-1921	129	39	be	be	AUX
ap-1921	129	40	consistent	consistent	ADJ
ap-1921	129	41	with	with	ADP
ap-1921	129	42	a	a	DET
ap-1921	129	43	pure	pure	ADJ
ap-1921	129	44	non	non	ADJ
ap-1921	129	45	-	-	ADJ
ap-1921	129	46	thermal	thermal	ADJ
ap-1921	129	47	spectrum	spectrum	NOUN
ap-1921	129	48	with	with	ADP
ap-1921	129	49	an	an	DET
ap-1921	129	50	absorption	absorption	NOUN
ap-1921	129	51	column	column	NOUN
ap-1921	129	52	density	density	NOUN
ap-1921	129	53	of	of	ADP
ap-1921	129	54	nh	nh	PROPN
ap-1921	129	55	>	>	X
ap-1921	129	56	2×1021	2×1021	PROPN
ap-1921	130	1	cm−2	cm−2	NOUN
ap-1921	130	2	[	[	X
ap-1921	130	3	10	10	NUM
ap-1921	130	4	]	]	PUNCT
ap-1921	130	5	,	,	PUNCT
ap-1921	130	6	which	which	PRON
ap-1921	130	7	is	be	AUX
ap-1921	130	8	at	at	ADV
ap-1921	130	9	least	least	ADV
ap-1921	130	10	20	20	NUM
ap-1921	130	11	times	time	NOUN
ap-1921	130	12	higher	high	ADJ
ap-1921	130	13	than	than	ADP
ap-1921	130	14	the	the	DET
ap-1921	130	15	absorption	absorption	NOUN
ap-1921	130	16	in	in	ADP
ap-1921	130	17	front	front	NOUN
ap-1921	130	18	of	of	ADP
ap-1921	130	19	the	the	DET
ap-1921	130	20	vela	vela	NOUN
ap-1921	130	21	snr	snr	PROPN
ap-1921	130	22	at	at	ADP
ap-1921	130	23	a	a	DET
ap-1921	130	24	distance	distance	NOUN
ap-1921	130	25	of	of	ADP
ap-1921	130	26	250	250	NUM
ap-1921	130	27	pc	pc	NOUN
ap-1921	130	28	.	.	PUNCT
ap-1921	131	1	this	this	DET
ap-1921	131	2	value	value	NOUN
ap-1921	131	3	of	of	ADP
ap-1921	131	4	nh	nh	PROPN
ap-1921	131	5	,	,	PUNCT
ap-1921	131	6	interpreted	interpret	VERB
ap-1921	131	7	as	as	ADP
ap-1921	131	8	interstellar	interstellar	ADJ
ap-1921	131	9	absorption	absorption	NOUN
ap-1921	131	10	,	,	PUNCT
ap-1921	131	11	and	and	CCONJ
ap-1921	131	12	therefore	therefore	ADV
ap-1921	131	13	some	some	DET
ap-1921	131	14	measure	measure	NOUN
ap-1921	131	15	of	of	ADP
ap-1921	131	16	the	the	DET
ap-1921	131	17	distance	distance	NOUN
ap-1921	131	18	,	,	PUNCT
ap-1921	131	19	has	have	AUX
ap-1921	131	20	raised	raise	VERB
ap-1921	131	21	the	the	DET
ap-1921	131	22	claim	claim	NOUN
ap-1921	131	23	that	that	SCONJ
ap-1921	131	24	vela	vela	PROPN
ap-1921	131	25	jr	jr	PROPN
ap-1921	131	26	.	.	PROPN
ap-1921	131	27	lies	lie	VERB
ap-1921	131	28	behind	behind	ADP
ap-1921	131	29	the	the	DET
ap-1921	131	30	vela	vela	PROPN
ap-1921	131	31	snr	snr	PROPN
ap-1921	131	32	,	,	PUNCT
ap-1921	131	33	and	and	CCONJ
ap-1921	131	34	that	that	SCONJ
ap-1921	131	35	it	it	PRON
ap-1921	131	36	is	be	AUX
ap-1921	131	37	even	even	ADV
ap-1921	131	38	much	much	ADV
ap-1921	131	39	more	more	ADV
ap-1921	131	40	distant	distant	ADJ
ap-1921	131	41	.	.	PUNCT
ap-1921	132	1	but	but	CCONJ
ap-1921	132	2	even	even	ADV
ap-1921	132	3	at	at	ADP
ap-1921	132	4	the	the	DET
ap-1921	132	5	largest	large	ADJ
ap-1921	132	6	distances	distance	NOUN
ap-1921	132	7	suggested	suggest	VERB
ap-1921	132	8	the	the	DET
ap-1921	132	9	mean	mean	ADJ
ap-1921	132	10	interstellar	interstellar	ADJ
ap-1921	132	11	density	density	NOUN
ap-1921	132	12	needs	need	VERB
ap-1921	132	13	to	to	PART
ap-1921	132	14	be	be	AUX
ap-1921	132	15	close	close	ADJ
ap-1921	132	16	to	to	ADP
ap-1921	132	17	or	or	CCONJ
ap-1921	132	18	to	to	PART
ap-1921	132	19	exceed	exceed	VERB
ap-1921	132	20	1	1	NUM
ap-1921	132	21	cm−3	cm−3	PROPN
ap-1921	132	22	,	,	PUNCT
ap-1921	132	23	for	for	ADP
ap-1921	132	24	which	which	PRON
ap-1921	132	25	there	there	PRON
ap-1921	132	26	is	be	VERB
ap-1921	132	27	no	no	DET
ap-1921	132	28	observational	observational	ADJ
ap-1921	132	29	evidence	evidence	NOUN
ap-1921	132	30	otherwise	otherwise	ADV
ap-1921	132	31	.	.	PUNCT
ap-1921	133	1	narrow	narrow	ADJ
ap-1921	133	2	band	band	NOUN
ap-1921	133	3	(	(	PUNCT
ap-1921	133	4	0.2	0.2	NUM
ap-1921	133	5	÷	÷	NUM
ap-1921	133	6	2	2	NUM
ap-1921	133	7	kev	kev	NOUN
ap-1921	133	8	)	)	PUNCT
ap-1921	133	9	analysis	analysis	NOUN
ap-1921	133	10	of	of	ADP
ap-1921	133	11	the	the	DET
ap-1921	133	12	rosat	rosat	NOUN
ap-1921	133	13	spectra	spectra	NOUN
ap-1921	133	14	is	be	AUX
ap-1921	133	15	consistent	consistent	ADJ
ap-1921	133	16	with	with	ADP
ap-1921	133	17	a	a	DET
ap-1921	133	18	much	much	ADV
ap-1921	133	19	flatter	flatter	ADJ
ap-1921	133	20	non	non	ADJ
ap-1921	133	21	-	-	ADJ
ap-1921	133	22	thermal	thermal	ADJ
ap-1921	133	23	spectrum	spectrum	NOUN
ap-1921	133	24	,	,	PUNCT
ap-1921	133	25	and	and	CCONJ
ap-1921	133	26	nh	nh	PROPN
ap-1921	133	27	is	be	AUX
ap-1921	133	28	consistent	consistent	ADJ
ap-1921	133	29	if	if	SCONJ
ap-1921	133	30	not	not	PART
ap-1921	133	31	lower	low	ADJ
ap-1921	133	32	than	than	ADP
ap-1921	133	33	that	that	PRON
ap-1921	133	34	measured	measure	VERB
ap-1921	133	35	for	for	ADP
ap-1921	133	36	the	the	DET
ap-1921	133	37	vela	vela	PROPN
ap-1921	133	38	snr	snr	PROPN
ap-1921	134	1	[	[	X
ap-1921	134	2	4	4	NUM
ap-1921	134	3	]	]	PUNCT
ap-1921	134	4	.	.	PUNCT
ap-1921	135	1	in	in	ADP
ap-1921	135	2	particular	particular	ADJ
ap-1921	135	3	at	at	ADP
ap-1921	135	4	the	the	DET
ap-1921	135	5	low	low	ADJ
ap-1921	135	6	energy	energy	NOUN
ap-1921	135	7	end	end	NOUN
ap-1921	135	8	(	(	PUNCT
ap-1921	135	9	<	<	X
ap-1921	135	10	2	2	NUM
ap-1921	135	11	kev	kev	NOUN
ap-1921	135	12	)	)	PUNCT
ap-1921	135	13	,	,	PUNCT
ap-1921	135	14	the	the	DET
ap-1921	135	15	statistical	statistical	ADJ
ap-1921	135	16	quality	quality	NOUN
ap-1921	135	17	of	of	ADP
ap-1921	135	18	the	the	DET
ap-1921	135	19	fits	fit	NOUN
ap-1921	135	20	to	to	ADP
ap-1921	135	21	the	the	DET
ap-1921	135	22	broad	broad	ADJ
ap-1921	135	23	band	band	NOUN
ap-1921	135	24	measurements	measurement	NOUN
ap-1921	135	25	is	be	AUX
ap-1921	135	26	not	not	PART
ap-1921	135	27	convincing	convincing	ADJ
ap-1921	135	28	,	,	PUNCT
ap-1921	135	29	and	and	CCONJ
ap-1921	135	30	one	one	PRON
ap-1921	135	31	may	may	AUX
ap-1921	135	32	wonder	wonder	VERB
ap-1921	135	33	whether	whether	SCONJ
ap-1921	135	34	the	the	DET
ap-1921	135	35	source	source	NOUN
ap-1921	135	36	spectrum	spectrum	NOUN
ap-1921	135	37	is	be	AUX
ap-1921	135	38	not	not	PART
ap-1921	135	39	much	much	ADV
ap-1921	135	40	more	more	ADV
ap-1921	135	41	curved	curved	ADJ
ap-1921	135	42	than	than	ADP
ap-1921	135	43	the	the	DET
ap-1921	135	44	modified	modify	VERB
ap-1921	135	45	power	power	NOUN
ap-1921	135	46	-	-	PUNCT
ap-1921	135	47	law	law	NOUN
ap-1921	135	48	models	model	NOUN
ap-1921	135	49	of	of	ADP
ap-1921	135	50	the	the	DET
ap-1921	135	51	standard	standard	ADJ
ap-1921	135	52	software	software	NOUN
ap-1921	135	53	packages	package	NOUN
ap-1921	135	54	offer	offer	VERB
ap-1921	135	55	.	.	PUNCT
ap-1921	136	1	the	the	DET
ap-1921	136	2	flattening	flattening	NOUN
ap-1921	136	3	of	of	ADP
ap-1921	136	4	the	the	DET
ap-1921	136	5	observed	observe	VERB
ap-1921	136	6	spectrum	spectrum	NOUN
ap-1921	136	7	for	for	ADP
ap-1921	136	8	e	e	PROPN
ap-1921	136	9	<	<	X
ap-1921	136	10	2	2	NUM
ap-1921	136	11	kev	kev	NOUN
ap-1921	136	12	,	,	PUNCT
ap-1921	136	13	which	which	PRON
ap-1921	136	14	is	be	AUX
ap-1921	136	15	the	the	DET
ap-1921	136	16	energy	energy	NOUN
ap-1921	136	17	range	range	NOUN
ap-1921	136	18	extremely	extremely	ADV
ap-1921	136	19	sensitive	sensitive	ADJ
ap-1921	136	20	to	to	ADP
ap-1921	136	21	interstellar	interstellar	ADJ
ap-1921	136	22	absorption	absorption	NOUN
ap-1921	136	23	,	,	PUNCT
ap-1921	136	24	is	be	AUX
ap-1921	136	25	more	more	ADV
ap-1921	136	26	likely	likely	ADJ
ap-1921	136	27	not	not	PART
ap-1921	136	28	be	be	AUX
ap-1921	136	29	caused	cause	VERB
ap-1921	136	30	by	by	ADP
ap-1921	136	31	interstellar	interstellar	ADJ
ap-1921	136	32	absorption	absorption	NOUN
ap-1921	136	33	but	but	CCONJ
ap-1921	136	34	to	to	PART
ap-1921	136	35	be	be	AUX
ap-1921	136	36	of	of	ADP
ap-1921	136	37	intrinsic	intrinsic	ADJ
ap-1921	136	38	origin	origin	NOUN
ap-1921	136	39	,	,	PUNCT
ap-1921	136	40	i.e.	i.e.	X
ap-1921	136	41	,	,	PUNCT
ap-1921	136	42	the	the	DET
ap-1921	136	43	snr	snr	NOUN
ap-1921	136	44	produced	produce	VERB
ap-1921	136	45	cosmic	cosmic	ADJ
ap-1921	136	46	ray	ray	NOUN
ap-1921	136	47	electron	electron	NOUN
ap-1921	136	48	spectrum	spectrum	NOUN
ap-1921	136	49	for	for	ADP
ap-1921	136	50	which	which	PRON
ap-1921	136	51	a	a	DET
ap-1921	136	52	turn	turn	NOUN
ap-1921	136	53	-	-	PUNCT
ap-1921	136	54	over	over	NOUN
ap-1921	136	55	might	might	AUX
ap-1921	136	56	occur	occur	VERB
ap-1921	136	57	at	at	ADP
ap-1921	136	58	energies	energy	NOUN
ap-1921	136	59	∼	∼	VERB
ap-1921	136	60	0.1	0.1	NUM
ap-1921	136	61	kev	kev	NOUN
ap-1921	136	62	(	(	PUNCT
ap-1921	136	63	see	see	VERB
ap-1921	136	64	,	,	PUNCT
ap-1921	136	65	e.g.	e.g.	ADV
ap-1921	136	66	,	,	PUNCT
ap-1921	136	67	the	the	DET
ap-1921	136	68	models	model	NOUN
ap-1921	136	69	shown	show	VERB
ap-1921	136	70	in	in	ADP
ap-1921	136	71	fig	fig	NOUN
ap-1921	136	72	.	.	PUNCT
ap-1921	137	1	17	17	NUM
ap-1921	137	2	of	of	ADP
ap-1921	137	3	aharonian	aharonian	PROPN
ap-1921	137	4	et	et	PROPN
ap-1921	137	5	al	al	PROPN
ap-1921	137	6	.	.	PUNCT
ap-1921	138	1	[	[	X
ap-1921	138	2	2	2	NUM
ap-1921	138	3	]	]	PUNCT
ap-1921	138	4	)	)	PUNCT
ap-1921	138	5	.	.	PUNCT
ap-1921	139	1	one	one	PRON
ap-1921	139	2	could	could	AUX
ap-1921	139	3	turn	turn	VERB
ap-1921	139	4	the	the	DET
ap-1921	139	5	argument	argument	NOUN
ap-1921	139	6	around	around	ADV
ap-1921	139	7	and	and	CCONJ
ap-1921	139	8	can	can	AUX
ap-1921	139	9	perhaps	perhaps	ADV
ap-1921	139	10	learn	learn	VERB
ap-1921	139	11	something	something	PRON
ap-1921	139	12	about	about	ADP
ap-1921	139	13	the	the	DET
ap-1921	139	14	electron	electron	NOUN
ap-1921	139	15	acceleration	acceleration	NOUN
ap-1921	139	16	to	to	ADP
ap-1921	139	17	cosmic	cosmic	ADJ
ap-1921	139	18	ray	ray	NOUN
ap-1921	139	19	energies	energy	NOUN
ap-1921	139	20	and	and	CCONJ
ap-1921	139	21	the	the	DET
ap-1921	139	22	shape	shape	NOUN
ap-1921	139	23	of	of	ADP
ap-1921	139	24	the	the	DET
ap-1921	139	25	spectrum	spectrum	NOUN
ap-1921	139	26	close	close	ADV
ap-1921	139	27	to	to	ADP
ap-1921	139	28	the	the	DET
ap-1921	139	29	turn	turn	NOUN
ap-1921	139	30	-	-	PUNCT
ap-1921	139	31	over	over	NOUN
ap-1921	139	32	at	at	ADP
ap-1921	139	33	the	the	DET
ap-1921	139	34	highest	high	ADJ
ap-1921	139	35	energies	energy	NOUN
ap-1921	139	36	,	,	PUNCT
ap-1921	139	37	through	through	ADP
ap-1921	139	38	the	the	DET
ap-1921	139	39	measurements	measurement	NOUN
ap-1921	139	40	.	.	PUNCT
ap-1921	140	1	3	3	X
ap-1921	140	2	.	.	X
ap-1921	140	3	conclusions	conclusion	NOUN
ap-1921	140	4	angular	angular	PROPN
ap-1921	140	5	radius	radius	NOUN
ap-1921	140	6	,	,	PUNCT
ap-1921	140	7	angular	angular	ADJ
ap-1921	140	8	shock	shock	NOUN
ap-1921	140	9	velocity	velocity	NOUN
ap-1921	140	10	and	and	CCONJ
ap-1921	140	11	tev	tev	VERB
ap-1921	140	12	γ	γ	PROPN
ap-1921	140	13	-	-	PUNCT
ap-1921	140	14	ray	ray	NOUN
ap-1921	140	15	flux	flux	NOUN
ap-1921	140	16	limit	limit	VERB
ap-1921	140	17	the	the	DET
ap-1921	140	18	distance	distance	NOUN
ap-1921	140	19	to	to	PART
ap-1921	140	20	vela	vela	VERB
ap-1921	140	21	jr	jr	PROPN
ap-1921	140	22	.	.	PROPN
ap-1921	140	23	to	to	ADP
ap-1921	140	24	<	<	X
ap-1921	140	25	500	500	NUM
ap-1921	140	26	pc	pc	NOUN
ap-1921	140	27	for	for	ADP
ap-1921	140	28	an	an	DET
ap-1921	140	29	explosion	explosion	NOUN
ap-1921	140	30	with	with	ADP
ap-1921	140	31	an	an	DET
ap-1921	140	32	available	available	ADJ
ap-1921	140	33	energy	energy	NOUN
ap-1921	140	34	of	of	ADP
ap-1921	140	35	<	<	X
ap-1921	140	36	1051	1051	NUM
ap-1921	140	37	erg	erg	NOUN
ap-1921	140	38	.	.	PUNCT
ap-1921	141	1	the	the	DET
ap-1921	141	2	upper	upper	ADJ
ap-1921	141	3	limits	limit	NOUN
ap-1921	141	4	on	on	ADP
ap-1921	141	5	the	the	DET
ap-1921	141	6	density	density	NOUN
ap-1921	141	7	associated	associate	VERB
ap-1921	141	8	with	with	ADP
ap-1921	141	9	a	a	DET
ap-1921	141	10	high	high	ADJ
ap-1921	141	11	temperature	temperature	NOUN
ap-1921	141	12	plasma	plasma	NOUN
ap-1921	141	13	(	(	PUNCT
ap-1921	141	14	>	>	SYM
ap-1921	141	15	1	1	NUM
ap-1921	141	16	kev	kev	NOUN
ap-1921	141	17	)	)	PUNCT
ap-1921	141	18	reduce	reduce	VERB
ap-1921	141	19	the	the	DET
ap-1921	141	20	distance	distance	NOUN
ap-1921	141	21	further	far	ADV
ap-1921	141	22	.	.	PUNCT
ap-1921	142	1	the	the	DET
ap-1921	142	2	sn	sn	PROPN
ap-1921	142	3	explosion	explosion	NOUN
ap-1921	142	4	into	into	ADP
ap-1921	142	5	a	a	DET
ap-1921	142	6	stellar	stellar	ADJ
ap-1921	142	7	wind	wind	NOUN
ap-1921	142	8	environment	environment	NOUN
ap-1921	142	9	can	can	AUX
ap-1921	142	10	explain	explain	VERB
ap-1921	142	11	the	the	DET
ap-1921	142	12	observational	observational	ADJ
ap-1921	142	13	results	result	NOUN
ap-1921	142	14	.	.	PUNCT
ap-1921	143	1	the	the	DET
ap-1921	143	2	wind	wind	NOUN
ap-1921	143	3	parameters	parameter	NOUN
ap-1921	143	4	,	,	PUNCT
ap-1921	143	5	i.e.	i.e.	X
ap-1921	143	6	,	,	PUNCT
ap-1921	143	7	mass	mass	ADJ
ap-1921	143	8	loss	loss	NOUN
ap-1921	143	9	rate	rate	NOUN
ap-1921	143	10	over	over	ADP
ap-1921	143	11	wind	wind	NOUN
ap-1921	143	12	velocity	velocity	NOUN
ap-1921	143	13	,	,	PUNCT
ap-1921	143	14	are	be	AUX
ap-1921	143	15	in	in	ADP
ap-1921	143	16	agreement	agreement	NOUN
ap-1921	143	17	with	with	ADP
ap-1921	143	18	those	those	PRON
ap-1921	143	19	known	know	VERB
ap-1921	143	20	for	for	ADP
ap-1921	143	21	blue	blue	ADJ
ap-1921	143	22	supergiant	supergiant	ADJ
ap-1921	143	23	winds	wind	NOUN
ap-1921	143	24	and	and	CCONJ
ap-1921	143	25	red	red	ADJ
ap-1921	143	26	supergiant	supergiant	ADJ
ap-1921	143	27	winds	wind	NOUN
ap-1921	143	28	.	.	PUNCT
ap-1921	144	1	it	it	PRON
ap-1921	144	2	appears	appear	VERB
ap-1921	144	3	that	that	SCONJ
ap-1921	144	4	the	the	DET
ap-1921	144	5	progenitor	progenitor	NOUN
ap-1921	144	6	star	star	NOUN
ap-1921	144	7	of	of	ADP
ap-1921	144	8	vela	vela	PROPN
ap-1921	144	9	jr	jr	PROPN
ap-1921	144	10	.	.	PROPN
ap-1921	144	11	exploded	explode	VERB
ap-1921	144	12	in	in	ADP
ap-1921	144	13	its	its	PRON
ap-1921	144	14	blue	blue	ADJ
ap-1921	144	15	wind	wind	NOUN
ap-1921	144	16	developing	develop	VERB
ap-1921	144	17	a	a	DET
ap-1921	144	18	few	few	ADJ
ap-1921	144	19	thousand	thousand	NUM
ap-1921	144	20	years	year	NOUN
ap-1921	144	21	before	before	ADP
ap-1921	144	22	the	the	DET
ap-1921	144	23	end	end	NOUN
ap-1921	144	24	of	of	ADP
ap-1921	144	25	the	the	DET
ap-1921	144	26	progenitor	progenitor	NOUN
ap-1921	144	27	’s	’s	PART
ap-1921	144	28	life	life	NOUN
ap-1921	144	29	.	.	PUNCT
ap-1921	145	1	the	the	DET
ap-1921	145	2	blue	blue	ADJ
ap-1921	145	3	wind	wind	NOUN
ap-1921	145	4	phase	phase	NOUN
ap-1921	145	5	was	be	AUX
ap-1921	145	6	preceeded	preceede	VERB
ap-1921	145	7	by	by	ADP
ap-1921	145	8	an	an	DET
ap-1921	145	9	expected	expect	VERB
ap-1921	145	10	red	red	ADJ
ap-1921	145	11	wind	wind	NOUN
ap-1921	145	12	phase	phase	NOUN
ap-1921	145	13	.	.	PUNCT
ap-1921	146	1	the	the	DET
ap-1921	146	2	base	base	NOUN
ap-1921	146	3	of	of	ADP
ap-1921	146	4	the	the	DET
ap-1921	146	5	red	red	ADJ
ap-1921	146	6	wind	wind	NOUN
ap-1921	146	7	was	be	AUX
ap-1921	146	8	probably	probably	ADV
ap-1921	146	9	hit	hit	VERB
ap-1921	146	10	by	by	ADP
ap-1921	146	11	the	the	DET
ap-1921	146	12	sn	sn	PROPN
ap-1921	146	13	explosion	explosion	NOUN
ap-1921	146	14	shock	shock	NOUN
ap-1921	146	15	wave	wave	NOUN
ap-1921	146	16	after	after	ADP
ap-1921	146	17	200	200	NUM
ap-1921	146	18	to	to	PART
ap-1921	146	19	300	300	NUM
ap-1921	146	20	years	year	NOUN
ap-1921	146	21	.	.	PUNCT
ap-1921	147	1	because	because	SCONJ
ap-1921	147	2	of	of	ADP
ap-1921	147	3	the	the	DET
ap-1921	147	4	high	high	ADJ
ap-1921	147	5	density	density	NOUN
ap-1921	147	6	at	at	ADP
ap-1921	147	7	the	the	DET
ap-1921	147	8	red	red	ADJ
ap-1921	147	9	wind	wind	NOUN
ap-1921	147	10	base	base	NOUN
ap-1921	147	11	the	the	DET
ap-1921	147	12	shock	shock	NOUN
ap-1921	147	13	wave	wave	NOUN
ap-1921	147	14	velocity	velocity	NOUN
ap-1921	147	15	significantly	significantly	ADV
ap-1921	147	16	dropped	drop	VERB
ap-1921	147	17	and	and	CCONJ
ap-1921	147	18	the	the	DET
ap-1921	147	19	bulk	bulk	NOUN
ap-1921	147	20	of	of	ADP
ap-1921	147	21	the	the	DET
ap-1921	147	22	expected	expect	VERB
ap-1921	147	23	thermal	thermal	ADJ
ap-1921	147	24	x	x	ADJ
ap-1921	147	25	-	-	NOUN
ap-1921	147	26	ray	ray	NOUN
ap-1921	147	27	emission	emission	NOUN
ap-1921	147	28	is	be	AUX
ap-1921	147	29	expected	expect	VERB
ap-1921	147	30	at	at	ADP
ap-1921	147	31	temperatures	temperature	NOUN
ap-1921	147	32	<	<	X
ap-1921	147	33	1	1	NUM
ap-1921	147	34	kev	kev	NOUN
ap-1921	147	35	,	,	PUNCT
ap-1921	147	36	and	and	CCONJ
ap-1921	147	37	may	may	AUX
ap-1921	147	38	be	be	AUX
ap-1921	147	39	hidden	hide	VERB
ap-1921	147	40	among	among	ADP
ap-1921	147	41	the	the	DET
ap-1921	147	42	vela	vela	NOUN
ap-1921	147	43	snr	snr	PROPN
ap-1921	147	44	emission	emission	NOUN
ap-1921	147	45	as	as	SCONJ
ap-1921	147	46	the	the	DET
ap-1921	147	47	temperatures	temperature	NOUN
ap-1921	147	48	are	be	AUX
ap-1921	147	49	very	very	ADV
ap-1921	147	50	similar	similar	ADJ
ap-1921	147	51	.	.	PUNCT
ap-1921	148	1	the	the	DET
ap-1921	148	2	wind	wind	NOUN
ap-1921	148	3	model	model	NOUN
ap-1921	148	4	,	,	PUNCT
ap-1921	148	5	in	in	ADP
ap-1921	148	6	particular	particular	ADJ
ap-1921	148	7	the	the	DET
ap-1921	148	8	explosion	explosion	NOUN
ap-1921	148	9	of	of	ADP
ap-1921	148	10	a	a	DET
ap-1921	148	11	blue	blue	ADJ
ap-1921	148	12	supergiant	supergiant	NOUN
ap-1921	148	13	is	be	AUX
ap-1921	148	14	reminiscent	reminiscent	ADJ
ap-1921	148	15	of	of	ADP
ap-1921	148	16	the	the	DET
ap-1921	148	17	findings	finding	NOUN
ap-1921	148	18	for	for	ADP
ap-1921	148	19	sn	sn	PROPN
ap-1921	148	20	1987a	1987a	NUM
ap-1921	148	21	.	.	PUNCT
ap-1921	149	1	the	the	DET
ap-1921	149	2	application	application	NOUN
ap-1921	149	3	of	of	ADP
ap-1921	149	4	a	a	DET
ap-1921	149	5	wind	wind	NOUN
ap-1921	149	6	model	model	NOUN
ap-1921	149	7	also	also	ADV
ap-1921	149	8	suggests	suggest	VERB
ap-1921	149	9	that	that	SCONJ
ap-1921	149	10	protons	proton	NOUN
ap-1921	149	11	are	be	AUX
ap-1921	149	12	preferentially	preferentially	ADV
ap-1921	149	13	accelerated	accelerate	VERB
ap-1921	149	14	to	to	ADP
ap-1921	149	15	cosmic	cosmic	ADJ
ap-1921	149	16	ray	ray	NOUN
ap-1921	149	17	energies	energy	NOUN
ap-1921	149	18	in	in	ADP
ap-1921	149	19	an	an	DET
ap-1921	149	20	environment	environment	NOUN
ap-1921	149	21	of	of	ADP
ap-1921	149	22	continuous	continuous	ADJ
ap-1921	149	23	high	high	ADJ
ap-1921	149	24	shock	shock	NOUN
ap-1921	149	25	velocity	velocity	NOUN
ap-1921	149	26	and	and	CCONJ
ap-1921	149	27	low	low	ADJ
ap-1921	149	28	density	density	NOUN
ap-1921	149	29	,	,	PUNCT
ap-1921	149	30	which	which	PRON
ap-1921	149	31	keeps	keep	VERB
ap-1921	149	32	helping	help	VERB
ap-1921	149	33	the	the	DET
ap-1921	149	34	losses	loss	NOUN
ap-1921	149	35	by	by	ADP
ap-1921	149	36	collisions	collision	NOUN
ap-1921	149	37	with	with	ADP
ap-1921	149	38	ambient	ambient	ADJ
ap-1921	149	39	ions	ion	NOUN
ap-1921	149	40	low	low	ADJ
ap-1921	149	41	,	,	PUNCT
ap-1921	149	42	and	and	CCONJ
ap-1921	149	43	,	,	PUNCT
ap-1921	149	44	in	in	ADP
ap-1921	149	45	addition	addition	NOUN
ap-1921	149	46	,	,	PUNCT
ap-1921	149	47	little	little	ADJ
ap-1921	149	48	energy	energy	NOUN
ap-1921	149	49	is	be	AUX
ap-1921	149	50	being	be	AUX
ap-1921	149	51	spent	spend	VERB
ap-1921	149	52	for	for	ADP
ap-1921	149	53	expanding	expand	VERB
ap-1921	149	54	and	and	CCONJ
ap-1921	149	55	heating	heating	NOUN
ap-1921	149	56	.	.	PUNCT
ap-1921	150	1	this	this	PRON
ap-1921	150	2	could	could	AUX
ap-1921	150	3	make	make	VERB
ap-1921	150	4	blue	blue	ADJ
ap-1921	150	5	supergiant	supergiant	ADJ
ap-1921	150	6	explosions	explosion	NOUN
ap-1921	150	7	favourable	favourable	ADJ
ap-1921	150	8	tev	tev	X
ap-1921	150	9	γ	γ	PROPN
ap-1921	150	10	-	-	PUNCT
ap-1921	150	11	ray	ray	NOUN
ap-1921	150	12	emitters	emitter	NOUN
ap-1921	150	13	,	,	PUNCT
ap-1921	150	14	explaining	explain	VERB
ap-1921	150	15	their	their	PRON
ap-1921	150	16	rareness	rareness	NOUN
ap-1921	150	17	among	among	ADP
ap-1921	150	18	the	the	DET
ap-1921	150	19	snr	snr	NOUN
ap-1921	150	20	populations	population	NOUN
ap-1921	150	21	.	.	PUNCT
ap-1921	151	1	acknowledgements	acknowledgement	NOUN
ap-1921	151	2	references	reference	NOUN
ap-1921	151	3	[	[	X
ap-1921	151	4	1	1	NUM
ap-1921	151	5	]	]	X
ap-1921	151	6	acero	acero	PROPN
ap-1921	151	7	,	,	PUNCT
ap-1921	151	8	f.	f.	PROPN
ap-1921	151	9	et	et	PROPN
ap-1921	151	10	al	al	PROPN
ap-1921	151	11	.	.	PROPN
ap-1921	151	12	:	:	PUNCT
ap-1921	152	1	2010	2010	NUM
ap-1921	152	2	,	,	PUNCT
ap-1921	152	3	a&a	a&a	PROPN
ap-1921	152	4	516	516	NUM
ap-1921	152	5	,	,	PUNCT
ap-1921	152	6	26	26	NUM
ap-1921	152	7	[	[	X
ap-1921	152	8	2	2	NUM
ap-1921	152	9	]	]	PUNCT
ap-1921	152	10	aharonian	aharonian	ADJ
ap-1921	152	11	,	,	PUNCT
ap-1921	152	12	f.a	f.a	PROPN
ap-1921	152	13	.	.	PROPN
ap-1921	152	14	et	et	PROPN
ap-1921	152	15	al	al	PROPN
ap-1921	152	16	.	.	PROPN
ap-1921	152	17	:	:	PUNCT
ap-1921	152	18	2007	2007	NUM
ap-1921	152	19	,	,	PUNCT
ap-1921	152	20	apj	apj	PROPN
ap-1921	152	21	661	661	NUM
ap-1921	152	22	,	,	PUNCT
ap-1921	152	23	236	236	NUM
ap-1921	152	24	[	[	SYM
ap-1921	152	25	3	3	NUM
ap-1921	152	26	]	]	PUNCT
ap-1921	152	27	aschenbach	aschenbach	PROPN
ap-1921	152	28	,	,	PUNCT
ap-1921	152	29	b.	b.	PROPN
ap-1921	152	30	:	:	PUNCT
ap-1921	152	31	1998	1998	NUM
ap-1921	152	32	,	,	PUNCT
ap-1921	152	33	nature	nature	NOUN
ap-1921	152	34	396	396	NUM
ap-1921	152	35	,	,	PUNCT
ap-1921	152	36	141	141	NUM
ap-1921	152	37	[	[	SYM
ap-1921	152	38	4	4	NUM
ap-1921	152	39	]	]	PUNCT
ap-1921	152	40	aschenbach	aschenbach	PROPN
ap-1921	152	41	,	,	PUNCT
ap-1921	152	42	b.	b.	PROPN
ap-1921	152	43	,	,	PUNCT
ap-1921	152	44	iyudin	iyudin	PROPN
ap-1921	152	45	,	,	PUNCT
ap-1921	152	46	a.f	a.f	PROPN
ap-1921	152	47	.	.	PROPN
ap-1921	152	48	,	,	PUNCT
ap-1921	152	49	schönfelder	schönfelder	NOUN
ap-1921	152	50	,	,	PUNCT
ap-1921	152	51	v.	v.	ADP
ap-1921	152	52	:	:	PUNCT
ap-1921	152	53	1999	1999	NUM
ap-1921	152	54	,	,	PUNCT
ap-1921	152	55	a&a	a&a	PROPN
ap-1921	152	56	350	350	NUM
ap-1921	152	57	,	,	PUNCT
ap-1921	152	58	997	997	NUM
ap-1921	152	59	[	[	X
ap-1921	152	60	5	5	NUM
ap-1921	152	61	]	]	PUNCT
ap-1921	152	62	aschenbach	aschenbach	PROPN
ap-1921	152	63	,	,	PUNCT
ap-1921	152	64	b.	b.	PROPN
ap-1921	152	65	,	,	PUNCT
ap-1921	152	66	1995	1995	NUM
ap-1921	152	67	,	,	PUNCT
ap-1921	152	68	asp	asp	PROPN
ap-1921	152	69	conf	conf	NOUN
ap-1921	152	70	.	.	PUNCT
ap-1921	152	71	ser	ser	PROPN
ap-1921	152	72	.	.	PROPN
ap-1921	152	73	80	80	NUM
ap-1921	152	74	,	,	PUNCT
ap-1921	152	75	432	432	NUM
ap-1921	153	1	[	[	X
ap-1921	153	2	6	6	NUM
ap-1921	153	3	]	]	PUNCT
ap-1921	153	4	chevalier	chevalier	NOUN
ap-1921	153	5	,	,	PUNCT
ap-1921	153	6	r.a	r.a	PROPN
ap-1921	153	7	.	.	PROPN
ap-1921	153	8	,	,	PUNCT
ap-1921	153	9	fransson	fransson	PROPN
ap-1921	153	10	,	,	PUNCT
ap-1921	153	11	c.	c.	NOUN
ap-1921	153	12	:	:	PUNCT
ap-1921	153	13	1987	1987	NUM
ap-1921	153	14	,	,	PUNCT
ap-1921	153	15	nature	nature	NOUN
ap-1921	153	16	328	328	NUM
ap-1921	153	17	,	,	PUNCT
ap-1921	153	18	44	44	NUM
ap-1921	154	1	[	[	X
ap-1921	154	2	7	7	X
ap-1921	154	3	]	]	X
ap-1921	154	4	iyudin	iyudin	NOUN
ap-1921	154	5	et	et	PROPN
ap-1921	154	6	al	al	PROPN
ap-1921	154	7	.	.	PROPN
ap-1921	154	8	et	et	PROPN
ap-1921	154	9	al	al	PROPN
ap-1921	154	10	:	:	PUNCT
ap-1921	154	11	2005	2005	NUM
ap-1921	154	12	,	,	PUNCT
ap-1921	154	13	a&a	a&a	PROPN
ap-1921	154	14	429	429	NUM
ap-1921	154	15	,	,	PUNCT
ap-1921	154	16	225	225	NUM
ap-1921	155	1	[	[	SYM
ap-1921	155	2	8	8	NUM
ap-1921	155	3	]	]	X
ap-1921	155	4	katsuda	katsuda	PROPN
ap-1921	155	5	s.	s.	PROPN
ap-1921	155	6	&	&	CCONJ
ap-1921	155	7	tsunemi	tsunemi	PROPN
ap-1921	155	8	,	,	PUNCT
ap-1921	155	9	h.	h.	PROPN
ap-1921	155	10	:	:	PUNCT
ap-1921	155	11	2012	2012	NUM
ap-1921	155	12	,	,	PUNCT
ap-1921	155	13	mmsai	mmsai	VERB
ap-1921	155	14	83	83	NUM
ap-1921	155	15	,	,	PUNCT
ap-1921	155	16	277	277	NUM
ap-1921	155	17	[	[	X
ap-1921	155	18	9	9	NUM
ap-1921	155	19	]	]	SYM
ap-1921	155	20	lu	lu	PROPN
ap-1921	155	21	,	,	PUNCT
ap-1921	155	22	f.j	f.j	PROPN
ap-1921	155	23	.	.	PROPN
ap-1921	155	24	&	&	CCONJ
ap-1921	155	25	aschenbach	aschenbach	PROPN
ap-1921	155	26	,	,	PUNCT
ap-1921	155	27	b.	b.	PROPN
ap-1921	155	28	:	:	PUNCT
ap-1921	155	29	2000	2000	NUM
ap-1921	155	30	,	,	PUNCT
ap-1921	155	31	a&a	a&a	PROPN
ap-1921	155	32	362	362	NUM
ap-1921	155	33	,	,	PUNCT
ap-1921	155	34	1083	1083	NUM
ap-1921	155	35	[	[	X
ap-1921	155	36	10	10	NUM
ap-1921	155	37	]	]	X
ap-1921	155	38	pannuti	pannuti	NOUN
ap-1921	155	39	,	,	PUNCT
ap-1921	155	40	t.g	t.g	PROPN
ap-1921	155	41	.	.	PROPN
ap-1921	155	42	et	et	PROPN
ap-1921	155	43	al	al	PROPN
ap-1921	155	44	.	.	PROPN
ap-1921	155	45	:	:	PUNCT
ap-1921	156	1	2010	2010	NUM
ap-1921	156	2	,	,	PUNCT
ap-1921	156	3	apj	apj	PROPN
ap-1921	156	4	721	721	NUM
ap-1921	156	5	,	,	PUNCT
ap-1921	156	6	1492	1492	NUM
ap-1921	156	7	[	[	X
ap-1921	156	8	11	11	NUM
ap-1921	156	9	]	]	SYM
ap-1921	156	10	slane	slane	NOUN
ap-1921	156	11	,	,	PUNCT
ap-1921	156	12	p.	p.	NOUN
ap-1921	156	13	et	et	NOUN
ap-1921	157	1	al	al	PROPN
ap-1921	157	2	.	.	PROPN
ap-1921	157	3	:	:	PUNCT
ap-1921	158	1	2001	2001	NUM
ap-1921	158	2	,	,	PUNCT
ap-1921	158	3	apj	apj	PROPN
ap-1921	158	4	548	548	NUM
ap-1921	158	5	,	,	PUNCT
ap-1921	158	6	814	814	NUM
ap-1921	158	7	[	[	X
ap-1921	158	8	12	12	NUM
ap-1921	158	9	]	]	PUNCT
ap-1921	158	10	tanaka	tanaka	PROPN
ap-1921	158	11	,	,	PUNCT
ap-1921	158	12	t.	t.	PROPN
ap-1921	158	13	et	et	PROPN
ap-1921	158	14	al	al	PROPN
ap-1921	158	15	.	.	PROPN
ap-1921	158	16	,	,	PUNCT
ap-1921	158	17	2011	2011	NUM
ap-1921	158	18	,	,	PUNCT
ap-1921	158	19	apj	apj	PROPN
ap-1921	158	20	740	740	NUM
ap-1921	158	21	620	620	NUM
ap-1921	158	22	acta	acta	PROPN
ap-1921	158	23	polytechnica	polytechnica	PROPN
ap-1921	158	24	53(supplement):617–620	53(supplement):617–620	PROPN
ap-1921	158	25	,	,	PUNCT
ap-1921	158	26	2013	2013	NUM
ap-1921	158	27	1	1	NUM
ap-1921	158	28	introduction	introduction	NOUN
ap-1921	158	29	2	2	NUM
ap-1921	158	30	implications	implication	NOUN
ap-1921	158	31	of	of	ADP
ap-1921	158	32	observations	observation	NOUN
ap-1921	158	33	2.1	2.1	NUM
ap-1921	158	34	distance	distance	NOUN
ap-1921	158	35	2.2	2.2	NUM
ap-1921	158	36	density	density	NOUN
ap-1921	158	37	2.3	2.3	NUM
ap-1921	158	38	age	age	NOUN
ap-1921	158	39	2.4	2.4	NUM
ap-1921	158	40	circumstellar	circumstellar	NOUN
ap-1921	158	41	environment	environment	NOUN
ap-1921	158	42	of	of	ADP
ap-1921	158	43	the	the	DET
ap-1921	158	44	sn	sn	PROPN
ap-1921	158	45	progenitor	progenitor	NOUN
ap-1921	158	46	star	star	NOUN
ap-1921	158	47	2.5	2.5	NUM
ap-1921	158	48	interstellar	interstellar	ADJ
ap-1921	158	49	absorption	absorption	NOUN
ap-1921	158	50	3	3	NUM
ap-1921	158	51	conclusions	conclusion	NOUN
ap-1921	158	52	acknowledgements	acknowledgement	NOUN
ap-1921	158	53	references	reference	NOUN