For the contest, the robots were required to recognize, pick up, carry, and deposit balls colored blue and orange to represent water and pollution, respectively.
1	For	for	ADP	IN	_	3	case	3:case	Discourse=elaboration-additional:23->22:0
2	the	the	DET	DT	Definite=Def|PronType=Art	3	det	3:det	Entity=(5-event-giv:inact-cf2-2-coref-FIRST_Robotics_Competition
3	contest	contest	NOUN	NN	Number=Sing	8	obl	8:obl:for	Entity=5)|SpaceAfter=No
4	,	,	PUNCT	,	_	3	punct	3:punct	_
5	the	the	DET	DT	Definite=Def|PronType=Art	6	det	6:det	Entity=(46-object-new-cf3-2-sgl
6	robots	robot	NOUN	NNS	Number=Plur	8	nsubj:pass	8:nsubj:pass|10:nsubj:xsubj|12:nsubj:xsubj|15:nsubj:xsubj|18:nsubj:xsubj	Entity=46)
7	were	be	AUX	VBD	Mood=Ind|Number=Plur|Person=3|Tense=Past|VerbForm=Fin	8	aux:pass	8:aux:pass	_
8	required	require	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	0:root	_
9	to	to	PART	TO	_	10	mark	10:mark	_
10	recognize	recognize	VERB	VB	VerbForm=Inf	8	xcomp	8:xcomp	SpaceAfter=No
11	,	,	PUNCT	,	_	12	punct	12:punct	_
12	pick	pick	VERB	VB	VerbForm=Inf	10	conj	8:xcomp|10:conj:and	_
13	up	up	ADP	RP	_	12	compound:prt	12:compound:prt	SpaceAfter=No
14	,	,	PUNCT	,	_	15	punct	15:punct	_
15	carry	carry	VERB	VB	VerbForm=Inf	10	conj	8:xcomp|10:conj:and	SpaceAfter=No
16	,	,	PUNCT	,	_	18	punct	18:punct	_
17	and	and	CCONJ	CC	_	18	cc	18:cc	_
18	deposit	deposit	VERB	VB	VerbForm=Inf	10	conj	8:xcomp|10:conj:and	_
19	balls	ball	NOUN	NNS	Number=Plur	10	obj	10:obj|12:obj|15:obj|18:obj	Entity=(47-object-new-cf4-1-sgl
20	colored	color	VERB	VBN	Tense=Past|VerbForm=Part	19	acl	19:acl	Discourse=elaboration-attribute:24->23:0
21	blue	blue	ADJ	JJ	Degree=Pos	20	xcomp	20:xcomp	_
22	and	and	CCONJ	CC	_	23	cc	23:cc	_
23	orange	orange	ADJ	JJ	Degree=Pos	21	conj	20:xcomp|21:conj:and	Entity=47)
24	to	to	PART	TO	_	25	mark	25:mark	Discourse=purpose-goal:25->24:0
25	represent	represent	VERB	VB	VerbForm=Inf	20	advcl	20:advcl:to	_
26	water	water	NOUN	NN	Number=Sing	25	obj	25:obj	Entity=(45-substance-giv:act-cf1*-1-coref)
27	and	and	CCONJ	CC	_	28	cc	28:cc	_
28	pollution	pollution	NOUN	NN	Number=Sing	26	conj	25:obj|26:conj:and	Entity=(48-substance-new-cf5-1-sgl)|SpaceAfter=No
29	,	,	PUNCT	,	_	30	punct	30:punct	_
30	respectively	respectively	ADV	RB	Degree=Pos	25	advmod	25:advmod	SpaceAfter=No
31	.	.	PUNCT	.	_	8	punct	8:punct	_
