he , jeans refer the surfer warily .
(ROOT_0 (S_0 (ATS_3 (NP_1 (ATNP_0 (NP_0 (PRP_1 he)) (COMMA_0 ,)) (NNS_0 jeans)) (VP_4 (ATVP_4 (VBP_0 refer) (NP_6 (DT_0 the) (NN_2 surfer))) (ADVP_0 (RB_0 warily)))) (DOT_0 .)))