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(ROOT_0 (S_0 (ATS_3 (ATS_1 (ATS_2 (ATS_3 (NP_1 (PRP_0 She)) (VP_4 (MD_0 might) (VP_1 (VB_0 teach) (VP_2 (VBN_0 used) (PP_2 (ATPP_0 (RB_1 not) (IN_1 than)) (S_2 (VP_0 (TO_0 to) (VP_1 (VBN_0 sprawled) (NP_1 (NP_0 (NN_2 diamond)) (SBAR_0 (WHNP_0 (WP_0 who)) (S_2 (VP_0 (TO_0 to) (VP_1 (VB_0 teach)))))))))))))) (DOT_0 .)) (NP_0 (PRP_1 it))) (VP_3 (VBD_0 happened) (SBAR_0 (S_1 (NP_0 (PRP_1 himself)) (VP_5 (VBP_0 have)))))) (DOT_0 ?)))