about valley addition the surfer do up , of the guy .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (PP_1 (IN_1 about) (NP_2 (NN_2 valley) (NN_3 addition))) (NP_5 (DT_0 the) (NN_2 surfer))) (VP_3 (ATVP_3 (ATVP_2 (VB_0 do) (PRT_0 (RP_0 up))) (COMMA_0 ,)) (PP_0 (IN_1 of) (NP_5 (DT_0 the) (NN_2 guy))))) (DOT_0 .)))