As they stared at each other, Harry heard Dudley's voice from the hall.
1	As	as	SCONJ	_	_	3	mark	_	_
2	they	they	PRON	PERS-PL-NOM	Case=Nom|Number=Plur|Person=3|PronType=Prs	3	nsubj	_	_
3	stared	stare	VERB	PAST	Mood=Ind|Tense=Past|VerbForm=Fin	9	advcl	_	_
4	at	at	ADP	_	_	5	case	_	_
5	each	each	PRON	RCP-SG-ACC	Case=Nom	3	obl	_	_
6	other	other	PRON	RCP-SG-ACC	Case=Nom	5	fixed	_	SpaceAfter=No
7	,	,	PUNCT	Comma	_	3	punct	_	_
8	Harry	Harry	PROPN	SG-NOM	Number=Sing	9	nsubj	_	_
9	heard	hear	VERB	PAST	Mood=Ind|Tense=Past|VerbForm=Fin	0	root	_	_
10	Dudley	Dudley	PROPN	SG	Number=Sing	12	nmod:poss	_	SpaceAfter=No
11	's	's	PART	GEN	_	10	case	_	_
12	voice	voice	NOUN	SG-NOM	Number=Sing	9	obj	_	_
13	from	from	ADP	_	_	15	case	_	_
14	the	the	DET	DEF	Definite=Def|PronType=Art	15	det	_	_
15	hall	hall	NOUN	SG-NOM	Number=Sing	9	obl	_	SpaceAfter=No
16	.	.	PUNCT	Period	_	9	punct	_	_
