Trying to stay calm, he wondered what to do.
1	Trying	try	VERB	ING	Tense=Pres|VerbForm=Part	7	advcl	_	_
2	to	to	PART	_	_	3	mark	_	_
3	stay	stay	VERB	INF	VerbForm=Inf	1	xcomp	_	_
4	calm	calm	ADJ	POS	Degree=Pos	3	xcomp	_	SpaceAfter=No
5	,	,	PUNCT	Comma	_	1	punct	_	_
6	he	he	PRON	PERS-P3SG-NOM	Case=Nom|Gender=Masc|Number=Sing|Person=3|PronType=Prs	7	nsubj	_	_
7	wondered	wonder	VERB	PAST	Mood=Ind|Tense=Past|VerbForm=Fin	0	root	_	_
8	what	what	PRON	WH	PronType=Int	10	obj	_	_
9	to	to	PART	_	_	10	mark	_	_
10	do	do	VERB	INF	VerbForm=Inf	7	xcomp	_	SpaceAfter=No
11	.	.	PUNCT	Period	_	7	punct	_	_
