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(ROOT_0 (S_0 (ATS_3 (NP_1 (DT_1 this) (NN_2 luggage)) (VP_4 (MD_0 could) (VP_1 (ATVP_0 (VBG_0 Trailing) (PRT_0 (RP_0 up))) (SBAR_0 (WHADVP_0 (WRB_0 When)) (S_1 (NP_0 (NNP_0 Noah)) (VP_5 (ADVP_0 (RB_0 Not)) (VBN_0 studied))))))) (DOT_0 .)))