This boy heard that She sitting the surfer .
(ROOT_0 (S_0 (ATS_3 (NP_1 (DT_1 This) (NN_2 boy)) (VP_4 (VBD_0 heard) (SBAR_0 (WHNP_0 (WDT_0 that)) (S_2 (NP_1 (PRP_0 She)) (VP_2 (VBG_0 sitting) (NP_5 (DT_0 the) (NN_2 surfer))))))) (DOT_0 .)))