I have two cats, and at first they hissed at each other because cats are very territorial, but now they do fight and play.
1	I	I	PRON	PRP	Case=Nom|Number=Sing|Person=1|PronType=Prs	2	nsubj	2:nsubj	_
2	have	have	VERB	VBP	Mood=Ind|Number=Sing|Person=1|Tense=Pres|VerbForm=Fin	0	root	0:root	_
3	two	two	NUM	CD	NumForm=Word|NumType=Card	4	nummod	4:nummod	_
4	cats	cat	NOUN	NNS	Number=Plur	2	obj	2:obj	SpaceAfter=No
5	,	,	PUNCT	,	_	10	punct	10:punct	_
6	and	and	CCONJ	CC	_	10	cc	10:cc	_
7	at	at	ADP	IN	_	8	case	8:case	_
8	first	first	ADV	RB	NumType=Ord	10	obl	10:obl:at	_
9	they	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	10	nsubj	10:nsubj	_
10	hissed	hiss	VERB	VBD	Mood=Ind|Number=Plur|Person=3|Tense=Past|VerbForm=Fin	2	conj	2:conj:and	_
11	at	at	ADP	IN	_	12	case	12:case	_
12	each	each	DET	DT	ExtPos=PRON|PronType=Rcp	10	obl	10:obl:at	_
13	other	other	ADJ	JJ	Degree=Pos	12	fixed	12:fixed	_
14	because	because	SCONJ	IN	_	18	mark	18:mark	_
15	cats	cat	NOUN	NNS	Number=Plur	18	nsubj	18:nsubj	_
16	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	18	cop	18:cop	_
17	very	very	ADV	RB	_	18	advmod	18:advmod	_
18	territorial	territorial	ADJ	JJ	Degree=Pos	10	advcl	10:advcl:because	SpaceAfter=No
19	,	,	PUNCT	,	_	24	punct	24:punct	_
20	but	but	CCONJ	CC	_	24	cc	24:cc	_
21	now	now	ADV	RB	_	24	advmod	24:advmod	_
22	they	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	24	nsubj	24:nsubj|26:nsubj	_
23	do	do	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	24	aux	24:aux	_
24	fight	fight	VERB	VB	VerbForm=Inf	2	conj	2:conj:and	_
25	and	and	CCONJ	CC	_	26	cc	26:cc	_
26	play	play	VERB	VB	VerbForm=Inf	24	conj	24:conj:and	SpaceAfter=No
27	.	.	PUNCT	.	_	2	punct	2:punct	_
