Who'll be happy?
1	Who	who	PRON	WH-NOM	PronType=Int	4	nsubj	_	SpaceAfter=No
2	'll	will	AUX	PRES-AUX	VerbForm=Fin	4	aux	_	_
3	be	be	AUX	INF	VerbForm=Inf	4	cop	_	_
4	happy	happy	ADJ	POS	Degree=Pos	0	root	_	SpaceAfter=No
5	?	?	PUNCT	QuestionMark	_	4	punct	_	_
