to A surfers with a purple ditch , we looked n<apostrophe>t did off .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (ATS_2 (PP_2 (TO_0 to) (NP_3 (NP_6 (DT_0 A) (NNS_1 surfers)) (PP_0 (IN_1 with) (NP_6 (ATNP_1 (DT_0 a) (JJ_1 purple)) (NN_1 ditch))))) (COMMA_0 ,)) (NP_0 (PRP_1 we))) (VP_3 (ATVP_1 (VBD_1 looked) (RB_1 n<apostrophe>t)) (VP_5 (VBD_0 did) (PRT_0 (RP_0 off))))) (DOT_0 .)))