surfers to that hat , scarves , was shaking to let .
(ROOT_0 (S_0 (ATS_3 (NP_1 (ATNP_2 (NP_4 (NNS_1 surfers)) (PP_2 (TO_0 to) (NP_2 (ATNP_0 (NP_0 (DT_1 that) (NN_2 hat)) (COMMA_0 ,)) (NP_4 (NNS_1 scarves))))) (COMMA_0 ,)) (VP_4 (VBD_1 was) (VP_2 (VBG_0 shaking) (S_2 (VP_0 (TO_0 to) (VP_1 (VB_0 let))))))) (DOT_0 .)))