He jerked to Trailing a friend much , of a diamond <apostrophe>s .
(ROOT_0 (S_0 (ATS_3 (NP_1 (PRP_0 He)) (VP_4 (VBN_0 jerked) (S_2 (VP_0 (TO_0 to) (VP_1 (ATVP_3 (ATVP_2 (ATVP_4 (VBG_0 Trailing) (NP_5 (DT_0 a) (NN_2 friend))) (ADVP_0 (RB_0 much))) (COMMA_0 ,)) (PP_0 (IN_1 of) (NP_4 (ATNP_0 (DT_0 a) (NN_3 diamond)) (POS_0 <apostrophe>s)))))))) (DOT_0 .)))