They were chased back into Laos and Cambodia with the ARVN in hot pursuit.
1	They	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	3	nsubj:pass	3:nsubj:pass	_
2	were	be	AUX	VBD	Mood=Ind|Number=Plur|Person=3|Tense=Past|VerbForm=Fin	3	aux:pass	3:aux:pass	_
3	chased	chase	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	0:root	_
4	back	back	ADV	RB	_	3	advmod	3:advmod	_
5	into	into	ADP	IN	_	6	case	6:case	_
6	Laos	Laos	PROPN	NNP	Number=Sing	4	obl	4:obl:into	_
7	and	and	CCONJ	CC	_	8	cc	8:cc	_
8	Cambodia	Cambodia	PROPN	NNP	Number=Sing	6	conj	4:obl:into|6:conj:and	_
9	with	with	SCONJ	IN	_	14	mark	14:mark	_
10	the	the	DET	DT	Definite=Def|PronType=Art	11	det	11:det	_
11	ARVN	ARVN	PROPN	NNP	Number=Sing	14	nsubj	14:nsubj	_
12	in	in	ADP	IN	_	14	case	14:case	_
13	hot	hot	ADJ	JJ	Degree=Pos	14	amod	14:amod	_
14	pursuit	pursuit	NOUN	NN	Number=Sing	3	advcl	3:advcl:with	SpaceAfter=No
15	.	.	PUNCT	.	_	3	punct	3:punct	_
