He had never felt so lonely.
1	He	he	PRON	PERS-P3SG-NOM	Case=Nom|Gender=Masc|Number=Sing|Person=3|PronType=Prs	4	nsubj	_	_
2	had	have	AUX	PAST-AUX	Mood=Ind|Tense=Past|VerbForm=Fin	4	aux	_	_
3	never	never	ADV	NEG	_	4	advmod	_	_
4	felt	feel	VERB	PERF	Mood=Ind|Tense=Past|VerbForm=Fin	0	root	_	_
5	so	so	ADV	_	_	6	advmod	_	_
6	lonely	lonely	ADJ	POS	Degree=Pos	4	xcomp	_	SpaceAfter=No
7	.	.	PUNCT	Period	_	4	punct	_	_
