id	sid	eid	entity	type
bece-841	1	1	bece	ORG
bece-841	2	1	no.1	ORG
bece-841	2	2	2022 1605	DATE
bece-841	3	1	liu	PERSON
bece-841	3	2	j. & zhang	ORG
bece-841	3	3	yujun liu	PERSON
bece-841	3	4	dalian university of technology	ORG
bece-841	3	5	china	GPE
bece-841	4	1	2458797570@qq.com	CARDINAL
bece-841	4	2	china	GPE
bece-841	4	3	covid-19	PERSON
bece-841	6	1	508	CARDINAL
bece-841	6	2	15	CARDINAL
bece-841	6	3	henan province	GPE
bece-841	7	1		CARDINAL
bece-841	9	1		CARDINAL
bece-841	9	2		CARDINAL
bece-841	11	1		CARDINAL
bece-841	14	1	t mailto:2458797570@qq.com vol.12	ORG
bece-841	14	2	no.1	ORG
bece-841	14	3	2022 1606	DATE
bece-841	14	4		CARDINAL
bece-841	15	1		CARDINAL
bece-841	16	1		CARDINAL
bece-841	18	1	2022	CARDINAL
bece-841	18	2	2022(2):58	CARDINAL