By watching Stillman, the theory was that he would learn what his intentions were toward Peter.
1	By	by	ADP	_	_	2	mark	_	_
2	watching	watch	VERB	ING	Tense=Pres|VerbForm=Part	7	advcl	_	_
3	Stillman	Stillman	PROPN	SG-NOM	Number=Sing	2	obj	_	SpaceAfter=No
4	,	,	PUNCT	Comma	_	2	punct	_	_
5	the	the	DET	DEF	Definite=Def|PronType=Art	6	det	_	_
6	theory	theory	NOUN	SG-NOM	Number=Sing	7	nsubj	_	_
7	was	be	AUX	PAST	Mood=Ind|Number=Sing|Person=1|Tense=Past|VerbForm=Fin	0	root	_	_
8	that	that	SCONJ	_	_	11	mark	_	_
9	he	he	PRON	PERS-P3SG-NOM	Case=Nom|Gender=Masc|Number=Sing|Person=3|PronType=Prs	11	nsubj	_	_
10	would	would	AUX	PAST-AUX	VerbForm=Fin	11	aux	_	_
11	learn	learn	VERB	INF	VerbForm=Inf	7	ccomp	_	_
12	what	what	PRON	WH	PronType=Int	15	obj	_	_
13	his	he	PRON	P3SG-GEN	Gender=Masc|Number=Sing|Person=3|Poss=Yes|PronType=Prs	14	nmod:poss	_	_
14	intentions	intention	NOUN	PL-NOM	Number=Plur	15	nsubj	_	_
15	were	be	AUX	PAST	Mood=Ind|Tense=Past|VerbForm=Fin	11	ccomp	_	_
16	toward	toward	ADP	_	_	17	case	_	_
17	Peter	Peter	PROPN	SG-NOM	Number=Sing	15	dislocated	_	SpaceAfter=No
18	.	.	PUNCT	Period	_	7	punct	_	_
