I don't think Kathy can have kids, she's got a bad back.
1	I	I	PRON	PRP	Case=Nom|Number=Sing|Person=1|PronType=Prs	4	nsubj	4:nsubj	Discourse=attribution-negative:5->6:0|Entity=(4-person-acc:com-cf2-1-ana)
2-3	don't	_	_	_	_	_	_	_	_
2	do	do	AUX	VBP	Mood=Ind|Number=Sing|Person=1|Tense=Pres|VerbForm=Fin	4	aux	4:aux	_
3	n't	not	PART	RB	Polarity=Neg	4	advmod	4:advmod	_
4	think	think	VERB	VB	VerbForm=Inf	0	root	0:root	_
5	Kathy	Kathy	PROPN	NNP	Number=Sing	7	nsubj	7:nsubj	Discourse=ROOT:6:0|Entity=(5-abstract-new-cf5-3-disc(6-person-new-cf1-1-coref)
6	can	can	AUX	MD	Number=Sing|Person=3|VerbForm=Fin	7	aux	7:aux	_
7	have	have	VERB	VB	VerbForm=Inf	4	ccomp	4:ccomp	_
8	kids	kid	NOUN	NNS	Number=Plur	7	obj	7:obj	Entity=(7-person-new-cf3-1-sgl)5)|SpaceAfter=No
9	,	,	PUNCT	,	_	12	punct	12:punct	_
10-11	she's	_	_	_	_	_	_	_	_
10	she	she	PRON	PRP	Case=Nom|Gender=Fem|Number=Sing|Person=3|PronType=Prs	12	nsubj	12:nsubj	Discourse=causal-cause:7->6:1|Entity=(6-person-giv:act-cf1-1-ana)
11	's	have	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	12	aux	12:aux	_
12	got	get	VERB	VBN	Tense=Past|VerbForm=Part	4	parataxis	4:parataxis	_
13	a	a	DET	DT	Definite=Ind|PronType=Art	15	det	15:det	Entity=(8-object-new-cf4-3-sgl
14	bad	bad	ADJ	JJ	Degree=Pos	15	amod	15:amod	_
15	back	back	NOUN	NN	Number=Sing	12	obj	12:obj	Entity=8)|SpaceAfter=No
16	.	.	PUNCT	.	_	4	punct	4:punct	_
