53 - Percentage of Canadian young adults who don't know the population of the United States.
1	53	53	NUM	CD	NumForm=Digit|NumType=Card	0	root	0:root	_
2	-	-	PUNCT	:	_	1	punct	1:punct	_
3	Percentage	percentage	NOUN	NN	Number=Sing	1	appos	1:appos|11:nsubj	_
4	of	of	ADP	IN	_	7	case	7:case	_
5	Canadian	Canadian	ADJ	JJ	Degree=Pos	7	amod	7:amod	_
6	young	young	ADJ	JJ	Degree=Pos	7	amod	7:amod	_
7	adults	adult	NOUN	NNS	Number=Plur	3	nmod	3:nmod:of	_
8	who	who	PRON	WP	PronType=Rel	11	nsubj	3:ref	_
9-10	don't	_	_	_	_	_	_	_	_
9	do	do	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	11	aux	11:aux	_
10	n't	not	PART	RB	_	11	advmod	11:advmod	_
11	know	know	VERB	VB	VerbForm=Inf	3	acl:relcl	3:acl:relcl	_
12	the	the	DET	DT	Definite=Def|PronType=Art	13	det	13:det	_
13	population	population	NOUN	NN	Number=Sing	11	obj	11:obj	_
14	of	of	ADP	IN	_	17	case	17:case	_
15	the	the	DET	DT	Definite=Def|PronType=Art	17	det	17:det	_
16	United	United	ADJ	NNP	Degree=Pos	17	amod	17:amod	_
17	States	State	PROPN	NNPS	Number=Plur	13	nmod	13:nmod:of	SpaceAfter=No
18	.	.	PUNCT	.	_	1	punct	1:punct	_
