id	sid	eid	entity	type
elements-8989	3	1	k / p h	ORG
elements-8989	4	1	s rio grande texas boundary	ORG
elements-8989	4	2	mexico	GPE
elements-8989	8	1	cavanaugh	ORG
elements-8989	8	2	epa	ORG
elements-8989	8	3	mexico	GPE
elements-8989	8	4	n t	GPE
elements-8989	11	1	1956	DATE
elements-8989	11	2	leonard nadel	PERSON
elements-8989	12	1	u s e u m	ORG
elements-8989	12	2	o	DATE
elements-8989	15	1	mexican	NORP
elements-8989	16	1	corbis usa-mexico	ORG
elements-8989	16	2	steven clevenger	PERSON
elements-8989	16	3	sinai	GPE
elements-8989	17	1	nasa/corb	ORG
elements-8989	18	1	l nasser	PERSON
elements-8989	21	1	tman	PERSON
elements-8989	21	2	corbis sadat	PERSON
elements-8989	21	3	carter	PERSON
elements-8989	23	1	graham dean	PERSON
elements-8989	23	2	corbis george	PERSON
elements-8989	28	1	stapleton col lect ion/corbis	PERSON
elements-8989	28	2	60	CARDINAL
elements-8989	32	1	roger ressmeyer	PERSON
elements-8989	32	2	sutton h	ORG
elements-8989	33	1	o	DATE
elements-8989	37	1	sutton h	ORG
elements-8989	38	1	o	DATE
elements-8989	42	1	71	CARDINAL
elements-8989	42	2	sutton h	ORG
elements-8989	43	1	o	DATE
elements-8989	47	1	9	CARDINAL
elements-8989	47	2	betty crocker's	PERSON
elements-8989	54	1	behran	GPE
elements-8989	55	1	chr	PERSON
elements-8989	57	1	cas	ORG
elements-8989	57	2	saudi arabia	GPE
elements-8989	57	3	george steinmetz	PERSON
elements-8989	60	1	o	DATE
elements-8989	61	1	brad macdona	PERSON
elements-8989	61	2	boston college habitat	ORG
elements-8989	62	1	o	DATE
elements-8989	64	1	brad macdona	PERSON
elements-8989	64	2	boston college s	ORG
elements-8989	65	1	costa rica	GPE
elements-8989	65	2	o	DATE
elements-8989	66	1	o	DATE
elements-8989	69	1	boston	GPE
elements-8989	69	2	costa rica	GPE
elements-8989	69	3	o	DATE
elements-8989	70	1	o	DATE
elements-8989	73	1	boston college	ORG
elements-8989	73	2	costa rica	GPE
elements-8989	73	3	o	DATE
elements-8989	74	1	o	DATE
elements-8989	77	1	boston	GPE
elements-8989	78	1	costa rica	GPE
elements-8989	78	2	o	DATE
elements-8989	79	1	o	DATE
elements-8989	82	1	boston	GPE
elements-8989	82	2	3	CARDINAL
elements-8989	85	1	o	DATE
elements-8989	85	2	richard paul	PERSON
elements-8989	85	3	boston college	ORG