They was translating English <apostrophe>s do over his friend under mountains .
(ROOT_0 (S_0 (ATS_3 (NP_1 (PRP_0 They)) (VP_4 (VBD_1 was) (VP_2 (VBG_0 translating) (NP_2 (NP_4 (NNP_0 English) (POS_0 <apostrophe>s)) (VP_2 (ATVP_4 (VB_0 do) (PP_1 (IN_1 over) (NP_2 (PRPDOLLAR_0 his) (NN_0 friend)))) (PP_2 (IN_0 under) (NP_3 (NNS_1 mountains)))))))) (DOT_0 .)))