Patience is the key here.
1	Patience	patience	NOUN	NN	Number=Sing	4	nsubj	4:nsubj	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	cop	4:cop	_
3	the	the	DET	DT	Definite=Def|PronType=Art	4	det	4:det	_
4	key	key	NOUN	NN	Number=Sing	0	root	0:root	_
5	here	here	ADV	RB	PronType=Dem	4	advmod	4:advmod	SpaceAfter=No
6	.	.	PUNCT	.	_	4	punct	4:punct	_
