him from group slid had ahead felt up to finally began .
(ROOT_0 (S_0 (ATS_3 (NP_1 (NP_0 (PRP_1 him)) (SBAR_0 (IN_2 from) (S_1 (NP_0 (NN_2 group)) (VP_5 (VBD_1 slid))))) (VP_4 (ATVP_1 (VBD_1 had) (RB_1 ahead)) (VP_1 (ATVP_3 (VBD_2 felt) (PRT_0 (RP_0 up))) (S_2 (VP_0 (TO_0 to) (VP_1 (ADVP_0 (RB_0 finally)) (VBD_1 began))))))) (DOT_0 .)))