Did you ever see the ghost?
( ( ( Did you ) ( ever ( see ( the ghost ) ) ) ) ? )
(ROOT (SQ (VBD Did) (NP (PRP you)) (VP (ADVP (RB ever)) (VB see) (NP (DT the) (NN ghost))) (. ?)))
Where you able to see the spirit?
( ( Where ( you ( able ( to ( see ( the spirit ) ) ) ) ) ) ? )
(ROOT (FRAG (SBAR (WHADVP (WRB Where)) (S (NP (PRP you)) (ADJP (JJ able) (S (VP (TO to) (VP (VB see) (NP (DT the) (NN spirit)))))))) (. ?)))