If this man was as good a detective as the Stillmans thought he was, perhaps he would be able to help with the case.
1	If	if	SCONJ	_	_	8	mark	_	_
2	this	this	DET	DEM-SG	Number=Sing|PronType=Dem	3	det	_	_
3	man	man	NOUN	SG-NOM	Number=Sing	8	nsubj	_	_
4	was	be	AUX	PAST	Mood=Ind|Number=Sing|Person=1|Tense=Past|VerbForm=Fin	8	cop	_	_
5	as	as	ADV	_	_	6	advmod	_	_
6	good	good	ADJ	POS	Degree=Pos	8	amod	_	_
7	a	a	DET	IND-SG	Definite=Ind|PronType=Art	8	det	_	_
8	detective	detective	NOUN	SG-NOM	Number=Sing	20	advcl	_	_
9	as	as	SCONJ	_	_	12	mark	_	_
10	the	the	DET	DEF	Definite=Def|PronType=Art	11	det	_	_
11	Stillmans	Stillman	PROPN	PL	Number=Plur	12	nsubj	_	_
12	thought	think	VERB	PAST	Mood=Ind|Tense=Past|VerbForm=Fin	8	acl	_	_
13	he	he	PRON	PERS-P3SG-NOM	Case=Nom|Gender=Masc|Number=Sing|Person=3|PronType=Prs	14	nsubj	_	_
14	was	be	VERB	PAST	Mood=Ind|Number=Sing|Person=1|Tense=Past|VerbForm=Fin	12	ccomp	_	SpaceAfter=No
15	,	,	PUNCT	Comma	_	8	punct	_	_
16	perhaps	perhaps	ADV	_	_	20	advmod	_	_
17	he	he	PRON	PERS-P3SG-NOM	Case=Nom|Gender=Masc|Number=Sing|Person=3|PronType=Prs	20	nsubj	_	_
18	would	would	AUX	PAST-AUX	VerbForm=Fin	20	aux	_	_
19	be	be	AUX	INF	VerbForm=Inf	20	cop	_	_
20	able	able	ADJ	POS	Degree=Pos	0	root	_	_
21	to	to	PART	_	_	22	mark	_	_
22	help	help	VERB	INF	VerbForm=Inf	20	acl	_	_
23	with	with	ADP	_	_	25	case	_	_
24	the	the	DET	DEF	Definite=Def|PronType=Art	25	det	_	_
25	case	case	NOUN	SG-NOM	Number=Sing	22	obl	_	SpaceAfter=No
26	.	.	PUNCT	Period	_	20	punct	_	_
