As their eyes met, Quinn suddenly felt that Stillman had become invisible.
1	As	as	SCONJ	_	_	2	mark	_	_
2	their	they	PRON	P3PL-GEN	_	3	nmod:poss	_	_
3	eyes	eye	NOUN	PL-NOM	Number=Plur	4	nsubj	_	_
4	met	meet	VERB	PAST	Mood=Ind|Tense=Past|VerbForm=Fin	8	advcl	_	SpaceAfter=No
5	,	,	PUNCT	Comma	_	4	punct	_	_
6	Quinn	Quinn	PROPN	SG-NOM	Number=Sing	8	nsubj	_	_
7	suddenly	sudden	ADV	_	_	8	advmod	_	_
8	felt	feel	VERB	PAST	Mood=Ind|Tense=Past|VerbForm=Fin	0	root	_	_
9	that	that	SCONJ	_	_	10	mark	_	_
10	Stillman	Stillman	PROPN	SG-NOM	Number=Sing	12	nsubj	_	_
11	had	have	AUX	PAST	Mood=Ind|Tense=Past|VerbForm=Fin	12	aux	_	_
12	become	become	VERB	PERF	Mood=Ind|Tense=Pres|VerbForm=Fin	8	ccomp	_	_
13	invisible	invisible	ADJ	POS	Degree=Pos	12	xcomp	_	SpaceAfter=No
14	.	.	PUNCT	Period	_	8	punct	_	_
