He was ahead dropped aside the friend as Quechua trips .
(ROOT_0 (S_0 (ATS_3 (NP_1 (PRP_0 He)) (VP_4 (ATVP_1 (VBD_1 was) (RB_1 ahead)) (VP_1 (ATVP_0 (VBD_2 dropped) (ADVP_0 (RB_0 aside))) (NP_3 (NP_5 (DT_0 the) (NN_2 friend)) (PP_2 (IN_0 as) (NP_3 (NNP_1 Quechua) (NNS_1 trips))))))) (DOT_0 .)))