Wolak said somewhat emphatically that the nature of California's market structure makes it impossible to single out a single participant as the culprit.
1	Wolak	Wolak	PROPN	NNP	Number=Sing	2	nsubj	2:nsubj	_
2	said	say	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	0	root	0:root	_
3	somewhat	somewhat	ADV	RB	_	4	advmod	4:advmod	_
4	emphatically	emphatically	ADV	RB	_	2	advmod	2:advmod	_
5	that	that	SCONJ	IN	_	13	mark	13:mark	_
6	the	the	DET	DT	Definite=Def|PronType=Art	7	det	7:det	_
7	nature	nature	NOUN	NN	Number=Sing	13	nsubj	13:nsubj|15:nsubj:xsubj	_
8	of	of	ADP	IN	_	12	case	12:case	_
9-10	California's	_	_	_	_	_	_	_	_
9	California	California	PROPN	NNP	Number=Sing	12	nmod:poss	12:nmod:poss	_
10	's	's	PART	POS	_	9	case	9:case	_
11	market	market	NOUN	NN	Number=Sing	12	compound	12:compound	_
12	structure	structure	NOUN	NN	Number=Sing	7	nmod	7:nmod:of	_
13	makes	make	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	2	ccomp	2:ccomp	_
14	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	13	expl	13:expl	_
15	impossible	impossible	ADJ	JJ	Degree=Pos	13	xcomp	13:xcomp	_
16	to	to	PART	TO	_	17	mark	17:mark	_
17	single	single	VERB	VB	VerbForm=Inf	13	ccomp	13:ccomp	_
18	out	out	ADP	RP	_	17	compound:prt	17:compound:prt	_
19	a	a	DET	DT	Definite=Ind|PronType=Art	21	det	21:det	_
20	single	single	ADJ	JJ	Degree=Pos	21	amod	21:amod	_
21	participant	participant	NOUN	NN	Number=Sing	17	obj	17:obj	_
22	as	as	ADP	IN	_	24	case	24:case	_
23	the	the	DET	DT	Definite=Def|PronType=Art	24	det	24:det	_
24	culprit	culprit	NOUN	NN	Number=Sing	17	obl	17:obl:as	SpaceAfter=No
25	.	.	PUNCT	.	_	2	punct	2:punct	_
