Um, Christmas is coming up pretty soon huh?
( ( Um ( , Christmas ) ) ( ( is ( ( coming ( up ( pretty soon ) ) ) huh ) ) ? ) )
(ROOT (S (NP (NNP Um) (, ,) (NNP Christmas)) (VP (VBZ is) (VP (VBG coming) (ADVP (RB up) (RB pretty) (RB soon)) (ADVP (RB huh)))) (. ?)))
When is our Christmas party coming up?
( When ( ( is ( ( our ( Christmas party ) ) ( coming up ) ) ) ? ) )
(ROOT (SBARQ (WHADVP (WRB When)) (SQ (VBZ is) (NP (NP (PRP$ our) (NNP Christmas) (NN party)) (VP (VBG coming) (PRT (RP up))))) (. ?)))