It's a father and son business.
1-2	It's	_	_	_	_	_	_	_	_
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	7	nsubj	7:nsubj	_
2	's	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	7	cop	7:cop	_
3	a	a	DET	DT	Definite=Ind|PronType=Art	7	det	7:det	_
4	father	father	NOUN	NN	Number=Sing	7	compound	7:compound	_
5	and	and	CCONJ	CC	_	6	cc	6:cc	_
6	son	son	NOUN	NN	Number=Sing	4	conj	4:conj:and|7:compound	_
7	business	business	NOUN	NN	Number=Sing	0	root	0:root	SpaceAfter=No
8	.	.	PUNCT	.	_	7	punct	7:punct	_
