Pertencia então a_ o CDS .
1	Pertencia	pertencer	VERB	V	Mood=Ind|Number=Sing|Person=3|Tense=Imp	0	root	_	_
2	então	então	ADV	ADV	_	1	advmod	_	_
3	a_	a_	ADP	PREP	_	5	case	_	_
4	o	o	DET	DA	Gender=Masc|Number=Sing	5	det	_	_
5	CDS	cds	PROPN	PNM	_	1	obl	_	_
6	.	.	PUNCT	PNT	_	1	punct	_	_
