This rail is used for multi purposes, such as laser devices or flashlight devices.
1	This	this	DET	DT	Number=Sing|PronType=Dem	2	det	2:det	_
2	rail	rail	NOUN	NN	Number=Sing	4	nsubj:pass	4:nsubj:pass	_
3	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	aux:pass	4:aux:pass	_
4	used	use	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	0:root	_
5	for	for	ADP	IN	_	7	case	7:case	_
6	multi	multi	X	AFX	_	7	compound	7:compound	_
7	purposes	purpose	NOUN	NNS	Number=Plur	4	obl	4:obl:for	SpaceAfter=No
8	,	,	PUNCT	,	_	7	punct	7:punct	_
9	such	such	ADJ	JJ	Degree=Pos|ExtPos=ADP	12	case	12:case	_
10	as	as	ADP	IN	_	9	fixed	9:fixed	_
11	laser	laser	NOUN	NN	Number=Sing	12	compound	12:compound	_
12	devices	device	NOUN	NNS	Number=Plur	7	nmod	7:nmod:such_as	_
13	or	or	CCONJ	CC	_	15	cc	15:cc	_
14	flashlight	flashlight	NOUN	NN	Number=Sing	15	compound	15:compound	_
15	devices	device	NOUN	NNS	Number=Plur	12	conj	7:nmod:such_as|12:conj:or	SpaceAfter=No
16	.	.	PUNCT	.	_	4	punct	4:punct	_
