We have unlocked the doors that for a quarter of a century stood between the United States and the People's Republic of China.
1	We	we	PRON	PRP	Case=Nom|Number=Plur|Person=1|PronType=Prs	3	nsubj	3:nsubj	Discourse=joint-list_m:130->126:3|Entity=(59-person-giv:act-cf1*-1-ana)
2	have	have	AUX	VBP	Mood=Ind|Number=Plur|Person=1|Tense=Pres|VerbForm=Fin	3	aux	3:aux	_
3	unlocked	unlock	VERB	VBN	Tense=Past|VerbForm=Part	0	root	0:root	_
4	the	the	DET	DT	Definite=Def|PronType=Art	5	det	5:det	Entity=(149-abstract-new-cf3-2,13,19,21-sgl
5	doors	door	NOUN	NNS	Number=Plur	3	obj	3:obj|13:nsubj	_
6	that	that	PRON	WDT	PronType=Rel	13	nsubj	5:ref	Discourse=elaboration-attribute:131->130:0
7	for	for	ADP	IN	_	9	case	9:case	_
8	a	a	DET	DT	Definite=Ind|PronType=Art	9	det	9:det	Entity=(150-time-new-cf5-2-sgl
9	quarter	quarter	NOUN	NN	Number=Sing|NumForm=Word|NumType=Frac	13	obl	13:obl:for	_
10	of	of	ADP	IN	_	12	case	12:case	_
11	a	a	DET	DT	Definite=Ind|PronType=Art	12	det	12:det	Entity=(151-time-new-cf6-2-sgl
12	century	century	NOUN	NN	Number=Sing	9	nmod	9:nmod:of	Entity=151)150)
13	stood	stand	VERB	VBD	Mood=Ind|Number=Plur|Person=3|Tense=Past|VerbForm=Fin	5	acl:relcl	5:acl:relcl	_
14	between	between	ADP	IN	_	17	case	17:case	_
15	the	the	DET	DT	Definite=Def|PronType=Art	17	det	17:det	Entity=(2-place-giv:inact-cf2-2,3-coref-United_States
16	United	Unite	VERB	NNP	Tense=Past|VerbForm=Part	17	amod	17:amod	_
17	States	State	PROPN	NNPS	Number=Plur	13	obl	13:obl:between	Entity=2)
18	and	and	CCONJ	CC	_	22	cc	22:cc	_
19	the	the	DET	DT	Definite=Def|PronType=Art	22	det	22:det	Entity=(152-place-new-cf4-4,6-coref-China
20-21	People's	_	_	_	_	_	_	_	_
20	People	People	PROPN	NNP	Number=Sing	22	nmod:poss	22:nmod:poss	_
21	's	's	PART	POS	_	20	case	20:case	_
22	Republic	Republic	PROPN	NNP	Number=Sing	17	conj	13:obl:between|17:conj:and	_
23	of	of	ADP	IN	_	24	case	24:case	_
24	China	China	PROPN	NNP	Number=Sing	22	nmod	22:nmod:of	Entity=152)149)|SpaceAfter=No
25	.	.	PUNCT	.	_	3	punct	3:punct	_
