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(ROOT_0 (S_0 (ATS_3 (NP_1 (NP_6 (VBG_0 Wiping) (NNS_0 fingers)) (SBAR_0 (S_2 (VP_0 (TO_0 to) (VP_1 (VB_0 teach)))))) (VP_4 (MD_0 could) (VP_1 (ATVP_3 (ATVP_4 (ADVP_0 (RB_0 unmistakably)) (VBN_0 why)) (ADVP_0 (RB_0 lazily))) (PP_0 (IN_1 of) (NP_6 (ATNP_1 (DT_0 the) (VBG_0 dripping)) (NN_1 guy)))))) (DOT_0 .)))