Who would have been telling you those stories?
( Who ( ( would ( have ( been ( ( telling you ) ( those stories ) ) ) ) ) ? ) )
(ROOT (SBARQ (WHNP (WP Who)) (SQ (VP (MD would) (VP (VB have) (VP (VBN been) (VP (VBG telling) (NP (PRP you)) (NP (DT those) (NNS stories))))))) (. ?)))
Who told you those stories?
( Who ( ( told ( you ( those stories ) ) ) ? ) )
(ROOT (SBARQ (WHNP (WP Who)) (SQ (VP (VBD told) (S (NP (PRP you)) (NP (DT those) (NNS stories))))) (. ?)))