By 1965, Fillmore had come to acknowledge that semantics plays a crucial role in grammar. [6]
1	By	by	ADP	IN	_	2	case	2:case	Discourse=attribution-positive:35->36:0
2	1965	1965	NUM	CD	NumForm=Digit|NumType=Card	6	obl	6:obl:by	Entity=(72-time-new-cf5-1-sgl)|SpaceAfter=No|XML=<date when:::"1965"></date>
3	,	,	PUNCT	,	_	2	punct	2:punct	_
4	Fillmore	Fillmore	PROPN	NNP	Number=Sing	6	nsubj	6:nsubj|8:nsubj:xsubj	Entity=(1-person-giv:inact-cf1-1-coref-Charles_J._Fillmore)
5	had	have	AUX	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	6	aux	6:aux	_
6	come	come	VERB	VBN	Tense=Past|VerbForm=Part	0	root	0:root	_
7	to	to	PART	TO	_	8	mark	8:mark	_
8	acknowledge	acknowledge	VERB	VB	VerbForm=Inf	6	xcomp	6:xcomp	_
9	that	that	SCONJ	IN	_	11	mark	11:mark	Discourse=context-background:36->38:3
10	semantics	semantics	NOUN	NN	Number=Sing	11	nsubj	11:nsubj	Entity=(73-abstract-new-cf3-1-coref)
11	plays	play	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	8	ccomp	8:ccomp	_
12	a	a	DET	DT	Definite=Ind|PronType=Art	14	det	14:det	Entity=(74-abstract-new-cf4-3-sgl
13	crucial	crucial	ADJ	JJ	Degree=Pos	14	amod	14:amod	_
14	role	role	NOUN	NN	Number=Sing	11	obj	11:obj	_
15	in	in	ADP	IN	_	16	case	16:case	_
16	grammar	grammar	NOUN	NN	Number=Sing	14	nmod	14:nmod:in	Entity=(75-abstract-acc:com-cf2-1-coref)74)|SpaceAfter=No
17	.	.	PUNCT	.	_	6	punct	6:punct	_
18	[	[	PUNCT	-LRB-	_	19	punct	19:punct	Discourse=explanation-evidence:37->36:1|SpaceAfter=No|XML=<ref>
19	6	6	NUM	CD	NumForm=Digit|NumType=Card	6	dep	6:dep	Entity=(76-abstract-new-cf6-1-coref)|SpaceAfter=No
20	]	]	PUNCT	-RRB-	_	19	punct	19:punct	XML=</ref>
