Why is reading so important?
( Why ( ( ( is reading ) ( so important ) ) ? ) )
(ROOT (SBARQ (WHADVP (WRB Why)) (SQ (VBZ is) (NP (NN reading)) (ADJP (RB so) (JJ important))) (. ?)))
The reading is not important.
( ( The reading ) ( ( ( is not ) important ) . ) )
(ROOT (S (NP (DT The) (NN reading)) (VP (VBZ is) (RB not) (ADJP (JJ important))) (. .)))