According to Parmesan's earlier studies, one extinction event, for instance, was triggered when a checkerspot population migrated north prematurely, relying on a warming temperature signal, then was caught in a severe snowstorm in its northern habitat.
1	According	accord	VERB	VBG	ExtPos=ADP|VerbForm=Ger	6	case	6:case	_
2	to	to	ADP	IN	_	1	fixed	1:fixed	_
3-4	Parmesan's	_	_	_	_	_	_	_	_
3	Parmesan	Parmesan	PROPN	NNP	Number=Sing	6	nmod:poss	6:nmod:poss	_
4	's	's	PART	POS	_	3	case	3:case	_
5	earlier	early	ADJ	JJR	Degree=Cmp	6	amod	6:amod	_
6	studies	study	NOUN	NNS	Number=Plur	16	obl	16:obl:according_to	SpaceAfter=No
7	,	,	PUNCT	,	_	16	punct	16:punct	_
8	one	one	NUM	CD	NumForm=Word|NumType=Card	10	nummod	10:nummod	_
9	extinction	extinction	NOUN	NN	Number=Sing	10	compound	10:compound	_
10	event	event	NOUN	NN	Number=Sing	16	nsubj:pass	16:nsubj:pass	SpaceAfter=No
11	,	,	PUNCT	,	_	16	punct	16:punct	_
12	for	for	ADP	IN	_	13	case	13:case	_
13	instance	instance	NOUN	NN	Number=Sing	16	obl	16:obl:for	SpaceAfter=No
14	,	,	PUNCT	,	_	16	punct	16:punct	_
15	was	be	AUX	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	16	aux:pass	16:aux:pass	_
16	triggered	trigger	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	0:root	_
17	when	when	ADV	WRB	PronType=Int	21	advmod	21:advmod	_
18	a	a	DET	DT	Definite=Ind|PronType=Art	20	det	20:det	_
19	checkerspot	checkerspot	NOUN	NN	Number=Sing	20	compound	20:compound	_
20	population	population	NOUN	NN	Number=Sing	21	nsubj	21:nsubj|34:nsubj:pass	_
21	migrated	migrate	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	16	advcl	16:advcl:when	_
22	north	north	ADV	RB	_	21	advmod	21:advmod	_
23	prematurely	prematurely	ADV	RB	_	21	advmod	21:advmod	SpaceAfter=No
24	,	,	PUNCT	,	_	21	punct	21:punct	_
25	relying	rely	VERB	VBG	VerbForm=Ger	21	advcl	21:advcl	_
26	on	on	ADP	IN	_	30	case	30:case	_
27	a	a	DET	DT	Definite=Ind|PronType=Art	30	det	30:det	_
28	warming	warm	VERB	VBG	VerbForm=Ger	30	amod	30:amod	_
29	temperature	temperature	NOUN	NN	Number=Sing	30	compound	30:compound	_
30	signal	signal	NOUN	NN	Number=Sing	25	obl	25:obl:on	SpaceAfter=No
31	,	,	PUNCT	,	_	34	punct	34:punct	_
32	then	then	ADV	RB	PronType=Dem	34	advmod	34:advmod	_
33	was	be	AUX	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	34	aux:pass	34:aux:pass	_
34	caught	catch	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	21	conj	16:advcl:when|21:conj	_
35	in	in	ADP	IN	_	38	case	38:case	_
36	a	a	DET	DT	Definite=Ind|PronType=Art	38	det	38:det	_
37	severe	severe	ADJ	JJ	Degree=Pos	38	amod	38:amod	_
38	snowstorm	snowstorm	NOUN	NN	Number=Sing	34	obl	34:obl:in	_
39	in	in	ADP	IN	_	42	case	42:case	_
40	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	42	nmod:poss	42:nmod:poss	_
41	northern	northern	ADJ	JJ	Degree=Pos	42	amod	42:amod	_
42	habitat	habitat	NOUN	NN	Number=Sing	34	obl	34:obl:in	SpaceAfter=No
43	.	.	PUNCT	.	_	16	punct	16:punct	_
