You never saw black MUNI drivers, Asian police, Latino politicians until then.
1	You	you	PRON	PRP	Case=Nom|Person=2|PronType=Prs	3	nsubj	3:nsubj	_
2	never	never	ADV	RB	_	3	advmod	3:advmod	_
3	saw	see	VERB	VBD	Mood=Ind|Number=Sing|Person=2|Tense=Past|VerbForm=Fin	0	root	0:root	_
4	black	black	ADJ	JJ	Degree=Pos	6	amod	6:amod	_
5	MUNI	MUNI	PROPN	NNP	Number=Sing	6	compound	6:compound	_
6	drivers	driver	NOUN	NNS	Number=Plur	3	obj	3:obj	SpaceAfter=No
7	,	,	PUNCT	,	_	9	punct	9:punct	_
8	Asian	Asian	ADJ	JJ	Degree=Pos	9	amod	9:amod	_
9	police	police	NOUN	NN	Number=Sing	6	conj	3:obj|6:conj	SpaceAfter=No
10	,	,	PUNCT	,	_	12	punct	12:punct	_
11	Latino	latino	ADJ	JJ	Degree=Pos	12	amod	12:amod	_
12	politicians	politician	NOUN	NNS	Number=Plur	6	conj	3:obj|6:conj	_
13	until	until	ADP	IN	_	14	case	14:case	_
14	then	then	ADV	RB	PronType=Dem	3	obl	3:obl:until	SpaceAfter=No
15	.	.	PUNCT	.	_	3	punct	3:punct	_
