What methods and equipment were used for this investigation?
1	What	what	PRON	WP	PronType=Int	2	amod	2:amod	Discourse=topic-question:57->66:6|Entity=(88-abstract-new-cf3-6-disc(89-abstract-new-cf1-2,4-sgl
2	methods	method	NOUN	NNS	Number=Plur	6	nsubj:pass	6:nsubj:pass	_
3	and	and	CCONJ	CC	_	4	cc	4:cc	_
4	equipment	equipment	NOUN	NN	Number=Sing	2	conj	2:conj:and|6:nsubj:pass	Entity=89)
5	were	be	AUX	VBD	Mood=Ind|Number=Plur|Person=3|Tense=Past|VerbForm=Fin	6	aux:pass	6:aux:pass	_
6	used	use	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	0:root	_
7	for	for	ADP	IN	_	9	case	9:case	_
8	this	this	DET	DT	Number=Sing|PronType=Dem	9	det	9:det	Entity=(90-abstract-new-cf2-2-sgl
9	investigation	investigation	NOUN	NN	Number=Sing	6	obl	6:obl:for	Entity=90)|SpaceAfter=No
10	?	?	PUNCT	.	_	6	punct	6:punct	Entity=88)
