just you doing his surfers maybe , with Bolivian .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (ADVP_0 (RB_0 just)) (NP_0 (PRP_1 you))) (VP_3 (ATVP_3 (ATVP_2 (ATVP_4 (VBG_0 doing) (NP_3 (PRPDOLLAR_0 his) (NNS_0 surfers))) (ADVP_0 (RB_0 maybe))) (COMMA_0 ,)) (PP_2 (IN_0 with) (NP_3 (NNP_1 Bolivian))))) (DOT_0 .)))