He had not eaten since breakfast early that morning.
1	He	he	PRON	PERS-P3SG-NOM	Case=Nom|Gender=Masc|Number=Sing|Person=3|PronType=Prs	4	nsubj	_	_
2	had	have	AUX	PAST	Mood=Ind|Tense=Past|VerbForm=Fin	4	aux	_	_
3	not	not	PART	NEG	_	4	advmod	_	_
4	eaten	eat	VERB	PERF	Tense=Past|VerbForm=Part	0	root	_	_
5	since	since	ADP	_	_	6	case	_	_
6	breakfast	breakfast	NOUN	SG-NOM	Number=Sing	4	obl	_	_
7	early	early	ADJ	POS	Degree=Pos	9	advmod	_	_
8	that	that	DET	DEM-SG	Number=Sing|PronType=Dem	9	det	_	_
9	morning	morning	NOUN	SG-NOM	Number=Sing	6	nmod	_	SpaceAfter=No
10	.	.	PUNCT	Period	_	4	punct	_	_
