(31) For the purpose of definitions used in this Directive it is useful to refer to relevant international standards such as ISO 14040 (32).
1	(	(	PUNCT	FB	_	2	punct	_	SpaceAfter=No
2	31	31	NUM	N	NumType=Card	15	nummod	_	SpaceAfter=No
3	)	)	PUNCT	FB	_	2	punct	_	_
4	For	for	ADP	E	_	6	case	_	_
5	the	the	DET	RD	Definite=Def|PronType=Art	6	det	_	_
6	purpose	purpose	NOUN	S	Number=Sing	15	obl	_	_
7	of	of	ADP	E	_	8	case	_	_
8	definitions	definition	NOUN	S	Number=Plur	6	nmod	_	_
9	used	use	VERB	V	Tense=Past|VerbForm=Part	8	acl	_	_
10	in	in	ADP	E	_	12	case	_	_
11	this	this	DET	DD	Number=Sing|PronType=Dem	12	det	_	_
12	Directive	Directive	NOUN	S	Number=Sing	9	obl	_	_
13	it	it	PRON	PE	Number=Sing|Person=3|PronType=Prs	15	expl	_	_
14	is	be	AUX	V	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	15	cop	_	_
15	useful	useful	ADJ	A	Degree=Pos	0	root	_	_
16	to	to	PART	PART	_	17	mark	_	_
17	refer	refer	VERB	V	VerbForm=Inf	15	csubj	_	_
18	to	to	ADP	E	_	21	case	_	_
19	relevant	relevant	ADJ	A	Degree=Pos	21	amod	_	_
20	international	international	ADJ	A	Degree=Pos	21	amod	_	_
21	standards	standard	NOUN	S	Number=Plur	17	obl	_	_
22	such	such	ADJ	A	Degree=Pos	24	amod	_	_
23	as	as	ADP	E	_	22	fixed	_	_
24	ISO	ISO	PROPN	SP	_	21	nmod	_	_
25	14040	14040	NUM	N	NumType=Card	24	nummod	_	_
26	(	(	PUNCT	FB	_	27	punct	_	SpaceAfter=No
27	32	32	NUM	N	NumType=Card	17	nummod	_	SpaceAfter=No
28	)	)	PUNCT	FB	_	27	punct	_	SpaceAfter=No
29	.	.	PUNCT	FS	_	15	punct	_	_
