I guess to the Several and why and glasses had up over the sharp lesson .
(ROOT_0 (S_0 (ATS_3 (NP_1 (PRP_1 I)) (VP_4 (ATVP_1 (VBP_0 guess) (PP_2 (TO_0 to) (NP_3 (ATNP_0 (ATNP_2 (DT_0 the) (ADJP_0 (ATADJP_0 (JJ_0 Several) (CC_0 and)) (VBN_0 why))) (CC_0 and)) (NNS_0 glasses)))) (VP_5 (ATVP_3 (VBD_2 had) (PRT_0 (RP_0 up))) (PP_0 (IN_1 over) (NP_6 (ATNP_1 (DT_0 the) (JJ_1 sharp)) (NN_1 lesson)))))) (DOT_0 .)))