He was drinking.
1	He	he	PRON	PRP	Case=Nom|Gender=Masc|Number=Sing|Person=3|PronType=Prs	3	nsubj	3:nsubj	_
2	was	be	AUX	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	3	aux	3:aux	_
3	drinking	drink	VERB	VBG	Tense=Pres|VerbForm=Part	0	root	0:root	SpaceAfter=No
4	.	.	PUNCT	.	_	3	punct	3:punct	_
