No, but he'd already mentioned it yesterday, isn't that so?
1	No	no	INTJ	_	_	7	discourse	_	SpaceAfter=No
2	,	,	PUNCT	Comma	_	1	punct	_	_
3	but	but	CCONJ	_	_	7	cc	_	_
4	he	he	PRON	PERS-P3SG-NOM	Case=Nom|Gender=Masc|Number=Sing|Person=3|PronType=Prs	7	nsubj	_	SpaceAfter=No
5	'd	will	AUX	PAST-AUX	Mood=Ind|Tense=Past|VerbForm=Fin	7	aux	_	_
6	already	already	ADV	_	_	7	advmod	_	_
7	mentioned	mention	VERB	PERF	Mood=Ind|Tense=Past|VerbForm=Fin	0	root	_	_
8	it	it	PRON	PERS-SG	_	7	obj	_	_
9	yesterday	yesterday	NOUN	SG-NOM	Number=Sing	7	obl	_	SpaceAfter=No
10	,	,	PUNCT	Comma	_	14	punct	_	_
11	is	be	AUX	PRES	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	14	cop	_	SpaceAfter=No
12	n't	not	PART	NEG	_	14	advmod	_	_
13	that	that	PRON	DEM-SG	Number=Sing|PronType=Dem	14	nsubj	_	_
14	so	so	ADV	_	_	7	parataxis	_	SpaceAfter=No
15	?	?	PUNCT	QuestionMark	_	7	punct	_	_
