did over class , , , but he mumbled thick perch since the boulders with the good ride .
(ROOT_0 (S_0 (ATS_3 (ATS_4 (ATS_0 (ATS_0 (ATS_0 (S_2 (VP_0 (VBD_0 did) (PP_1 (IN_1 over) (NP_2 (NN_3 class))))) (COMMA_0 ,)) (COMMA_0 ,)) (COMMA_0 ,)) (CC_0 but)) (S_1 (NP_0 (PRP_1 he)) (VP_5 (ATVP_4 (ATVP_2 (VBD_2 mumbled) (NP_3 (JJ_1 thick) (NN_0 perch))) (PP_1 (IN_1 since) (NP_2 (DT_0 the) (NNS_1 boulders)))) (PP_2 (IN_0 with) (NP_6 (ATNP_1 (DT_0 the) (JJ_1 good)) (NN_1 ride)))))) (DOT_0 .)))