I would've had trouble figuring out what this one is.
1	I	I	PRON	PRP	Case=Nom|Number=Sing|Person=1|PronType=Prs	4	nsubj	4:nsubj	Discourse=topic-solutionhood:59->60:0|Entity=(10-person-giv:inact-cf1-1-ana)
2-3	would've	_	_	_	_	_	_	_	_
2	would	would	AUX	MD	VerbForm=Fin	4	aux	4:aux	_
3	've	have	AUX	VB	VerbForm=Inf	4	aux	4:aux	_
4	had	have	VERB	VBN	Tense=Past|VerbForm=Part	0	root	0:root	_
5	trouble	trouble	NOUN	NN	Number=Sing	4	obj	4:obj	Entity=(22-abstract-new-cf3-1-sgl)
6	figuring	figure	VERB	VBG	VerbForm=Ger	5	acl	5:acl	_
7	out	out	ADP	RP	_	6	compound:prt	6:compound:prt	_
8	what	what	PRON	WP	PronType=Rel	6	obj	6:obj	_
9	this	this	DET	DT	Number=Sing|PronType=Dem	10	det	10:det	Entity=(21-object-giv:inact-cf2-2-coref
10	one	one	NOUN	NN	Number=Sing	11	nsubj	11:nsubj	Entity=21)
11	is	be	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	8	acl:relcl	8:acl:relcl	SpaceAfter=No
12	.	.	PUNCT	.	_	4	punct	4:punct	_
