What are those stories?
( What ( ( are ( those stories ) ) ? ) )
(ROOT (SBARQ (WHNP (WP What)) (SQ (VBP are) (NP (DT those) (NNS stories))) (. ?)))
Is that story book about Camelot?
( ( ( Is ( that story ) ) ( book ( about Camelot ) ) ) ? )
(ROOT (SQ (VBZ Is) (NP (DT that) (NN story)) (NP (NP (NN book)) (PP (IN about) (NP (NNP Camelot)))) (. ?)))