It was as part of that surveillance in early 2001 that Jafar the Pilot studied tourist helicopters in the NYC area.
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	4	expl	4:expl	_
2	was	be	AUX	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	4	cop	4:cop	_
3	as	as	ADP	IN	_	4	case	4:case	_
4	part	part	NOUN	NN	Number=Sing	0	root	0:root|15:obl:as	_
5	of	of	ADP	IN	_	7	case	7:case	_
6	that	that	DET	DT	Number=Sing|PronType=Dem	7	det	7:det	_
7	surveillance	surveillance	NOUN	NN	Number=Sing	4	nmod	4:nmod:of	_
8	in	in	ADP	IN	_	10	case	10:case	_
9	early	early	ADJ	JJ	Degree=Pos	10	amod	10:amod	_
10	2001	2001	NUM	CD	NumForm=Digit|NumType=Card	7	nmod	7:nmod:in	_
11	that	that	PRON	WDT	PronType=Rel	15	obl	4:ref	_
12	Jafar	Jafar	PROPN	NNP	Number=Sing	15	nsubj	15:nsubj	_
13	the	the	DET	DT	Definite=Def|PronType=Art	14	det	14:det	_
14	Pilot	Pilot	PROPN	NNP	Number=Sing	12	appos	12:appos	_
15	studied	study	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	4	advcl:relcl	4:advcl:relcl	_
16	tourist	tourist	NOUN	NN	Number=Sing	17	compound	17:compound	_
17	helicopters	helicopter	NOUN	NNS	Number=Plur	15	obj	15:obj	_
18	in	in	ADP	IN	_	21	case	21:case	_
19	the	the	DET	DT	Definite=Def|PronType=Art	21	det	21:det	_
20	NYC	NYC	PROPN	NNP	Number=Sing	21	compound	21:compound	_
21	area	area	NOUN	NN	Number=Sing	15	obl	15:obl:in	SpaceAfter=No
22	.	.	PUNCT	.	_	4	punct	4:punct	_
