He said after 10 years of DNA testing on northern Rockies wolves, scientists have not found a single strain that did not belong to one of the wolves the agency released -- or their descendants.
1	He	he	PRON	PRP	Case=Nom|Gender=Masc|Number=Sing|Person=3|PronType=Prs	2	nsubj	2:nsubj	_
2	said	say	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	0	root	0:root	_
3	after	after	ADP	IN	_	5	case	5:case	_
4	10	10	NUM	CD	NumForm=Digit|NumType=Card	5	nummod	5:nummod	_
5	years	year	NOUN	NNS	Number=Plur	17	obl	17:obl:after	_
6	of	of	ADP	IN	_	8	case	8:case	_
7	DNA	dna	NOUN	NN	Number=Sing	8	compound	8:compound	_
8	testing	testing	NOUN	NN	Number=Sing	5	nmod	5:nmod:of	_
9	on	on	ADP	IN	_	12	case	12:case	_
10	northern	northern	ADJ	JJ	Degree=Pos	11	amod	11:amod	_
11	Rockies	Rocky	PROPN	NNPS	Number=Plur	12	compound	12:compound	_
12	wolves	wolf	NOUN	NNS	Number=Plur	8	nmod	8:nmod:on	SpaceAfter=No
13	,	,	PUNCT	,	_	17	punct	17:punct	_
14	scientists	scientist	NOUN	NNS	Number=Plur	17	nsubj	17:nsubj	_
15	have	have	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	17	aux	17:aux	_
16	not	not	PART	RB	_	17	advmod	17:advmod	_
17	found	find	VERB	VBN	Tense=Past|VerbForm=Part	2	ccomp	2:ccomp	_
18	a	a	DET	DT	Definite=Ind|PronType=Art	20	det	20:det	_
19	single	single	ADJ	JJ	Degree=Pos	20	amod	20:amod	_
20	strain	strain	NOUN	NN	Number=Sing	17	obj	17:obj|24:nsubj	_
21	that	that	PRON	WDT	PronType=Rel	24	nsubj	20:ref	_
22	did	do	AUX	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	24	aux	24:aux	_
23	not	not	PART	RB	_	24	advmod	24:advmod	_
24	belong	belong	VERB	VB	VerbForm=Inf	20	acl:relcl	20:acl:relcl	_
25	to	to	ADP	IN	_	26	case	26:case	_
26	one	one	NUM	CD	NumForm=Word|NumType=Card	24	obl	24:obl:to	_
27	of	of	ADP	IN	_	29	case	29:case	_
28	the	the	DET	DT	Definite=Def|PronType=Art	29	det	29:det	_
29	wolves	wolf	NOUN	NNS	Number=Plur	26	nmod	26:nmod:of	_
30	the	the	DET	DT	Definite=Def|PronType=Art	31	det	31:det	_
31	agency	agency	NOUN	NN	Number=Sing	32	nsubj	32:nsubj	_
32	released	release	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	29	acl:relcl	29:acl:relcl	_
33	--	--	PUNCT	,	_	26	punct	26:punct	_
34	or	or	CCONJ	CC	_	36	cc	36:cc	_
35	their	their	PRON	PRP$	Case=Gen|Number=Plur|Person=3|Poss=Yes|PronType=Prs	36	nmod:poss	36:nmod:poss	_
36	descendants	descendant	NOUN	NNS	Number=Plur	26	conj	24:obl:to|26:conj:or	SpaceAfter=No
37	.	.	PUNCT	.	_	2	punct	2:punct	_
