What color is it?
( ( What color ) ( ( is it ) ? ) )
(ROOT (SBARQ (WHNP (WDT What) (NN color)) (SQ (VBZ is) (NP (PRP it))) (. ?)))
How hard was it?
( ( How hard ) ( ( was it ) ? ) )
(ROOT (SBARQ (WHADJP (WRB How) (JJ hard)) (SQ (VBD was) (NP (PRP it))) (. ?)))