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(ROOT_0 (S_0 (ATS_3 (NP_1 (DT_1 The) (NN_2 conference)) (VP_4 (ATVP_1 (VBD_1 began) (ADVP_0 (RB_1 back) (RB_1 n<apostrophe>t))) (VP_1 (VBN_0 sprawled) (SBAR_0 (WHNP_0 (WP_0 who)) (S_2 (VP_0 (TO_0 to) (VP_1 (ATVP_0 (VB_0 have) (PRT_0 (RP_0 out))) (NP_3 (PRPDOLLAR_0 his) (NNS_0 glasses))))))))) (DOT_0 .)))