It meant gone to <apostrophe>s morning teaching .
(ROOT_0 (S_0 (ATS_3 (NP_1 (PRP_0 It)) (VP_4 (VBD_1 meant) (VP_2 (VBN_0 gone) (S_2 (VP_0 (TO_0 to) (VP_1 (ATVP_4 (VBZ_0 <apostrophe>s) (NP_2 (NN_3 morning))) (S_2 (VBG_0 teaching)))))))) (DOT_0 .)))