no not it not no it's a it's not something
( ( no not ) ( it ( ( not ( no it ) ) ( 's ( a ( it ( ( 's not ) something ) ) ) ) ) ) )
(ROOT (FRAG (ADVP (RB no) (RB not)) (NP (NP (PRP it)) (SBAR (S (NP (RB not) (DT no) (PRP it)) (VP (VBZ 's) (NP (DT a) (S (NP (PRP it)) (VP (VBZ 's) (RB not) (NP (NN something)))))))))))
It is something
( It ( is something ) )
(ROOT (S (NP (PRP It)) (VP (VBZ is) (NP (NN something)))))