her did That <apostrophe>m in the story of addition .
(ROOT_0 (S_0 (ATS_3 (NP_1 (PRP_0 her)) (VP_4 (VBD_0 did) (SBAR_0 (S_1 (NP_0 (DT_1 That)) (VP_5 (VBP_0 <apostrophe>m) (PP_2 (IN_0 in) (NP_3 (NP_5 (DT_0 the) (NN_2 story)) (PP_0 (IN_1 of) (NP_5 (NN_3 addition)))))))))) (DOT_0 .)))