Some of the most intriguing questions are chemical; do they produce some kind of antifreeze, and is that orange glow in the ROV lights their own?
1	Some	some	DET	DT	PronType=Ind	8	nsubj	8:nsubj	Discourse=organization-preparation:45->46:1|Entity=(42-abstract-new-cf3-1-sgl
2	of	of	ADP	IN	_	6	case	6:case	_
3	the	the	DET	DT	Definite=Def|PronType=Art	6	det	6:det	Entity=(43-abstract-new-cf6-4-sgl
4	most	most	ADV	RBS	Degree=Sup	5	advmod	5:advmod	_
5	intriguing	intrigue	VERB	VBG	VerbForm=Ger	6	amod	6:amod	_
6	questions	question	NOUN	NNS	Number=Plur	1	nmod	1:nmod:of	Entity=43)42)
7	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	8	cop	8:cop	_
8	chemical	chemical	ADJ	JJ	Degree=Pos	0	root	0:root	SpaceAfter=No
9	;	;	PUNCT	:	_	12	punct	12:punct	_
10	do	do	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	12	aux	12:aux	Discourse=joint-other_m:46->5:2
11	they	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	12	nsubj	12:nsubj	Entity=(34-animal-giv:act-cf1*-1-ana)
12	produce	produce	VERB	VB	VerbForm=Inf	8	parataxis	8:parataxis	_
13	some	some	DET	DT	PronType=Ind	14	det	14:det	Entity=(44-substance-new-cf5-2-sgl
14	kind	kind	NOUN	NN	Number=Sing	12	obj	12:obj	_
15	of	of	ADP	IN	_	16	case	16:case	_
16	antifreeze	antifreeze	NOUN	NN	Number=Sing	14	nmod	14:nmod:of	Entity=44)|SpaceAfter=No|XML=<ref></ref>
17	,	,	PUNCT	,	_	28	punct	28:punct	_
18	and	and	CCONJ	CC	_	28	cc	28:cc	Discourse=joint-list_m:47->46:0
19	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	28	cop	28:cop	_
20	that	that	DET	DT	Number=Sing|PronType=Dem	22	det	22:det	Entity=(45-abstract-new-cf2-3-coref
21	orange	orange	ADJ	JJ	Degree=Pos	22	amod	22:amod	_
22	glow	glow	NOUN	NN	Number=Sing	28	nsubj	28:nsubj	_
23	in	in	ADP	IN	_	22	nmod	22:nmod	_
24	the	the	DET	DT	Definite=Def|PronType=Art	26	det	26:det	Entity=(46-abstract-new-cf4-3-coref
25	ROV	ROV	NOUN	NN	Number=Sing	26	compound	26:compound	Entity=(47-object-new-cf8-1-sgl)
26	lights	light	NOUN	NNS	Number=Plur	23	obj	23:obj	Entity=46)45)
27	their	their	PRON	PRP$	Case=Gen|Number=Plur|Person=3|Poss=Yes|PronType=Prs	28	nmod:poss	28:nmod:poss	Entity=(48-abstract-new-cf7-2-sgl(34-animal-giv:act-cf1*-1-ana)
28	own	own	ADJ	JJ	Degree=Pos	12	conj	12:conj:and	Entity=48)|SpaceAfter=No
29	?	?	PUNCT	.	_	8	punct	8:punct	_
