Naha's not a very big city.
1-2	Naha's	_	_	_	_	_	_	_	_
1	Naha	Naha	PROPN	NNP	Number=Sing	7	nsubj	7:nsubj	_
2	's	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	7	cop	7:cop	_
3	not	not	PART	RB	_	7	advmod	7:advmod	_
4	a	a	DET	DT	Definite=Ind|PronType=Art	7	det	7:det	_
5	very	very	ADV	RB	_	6	advmod	6:advmod	_
6	big	big	ADJ	JJ	Degree=Pos	7	amod	7:amod	_
7	city	city	NOUN	NN	Number=Sing	0	root	0:root	SpaceAfter=No
8	.	.	PUNCT	.	_	7	punct	7:punct	_
