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(ROOT_0 (S_0 (ATS_2 (ATS_3 (ATS_4 (ATS_0 (S_1 (NP_0 (NN_2 valley)) (VP_5 (VBP_0 refer) (PP_2 (IN_0 in) (NP_6 (ATNP_1 (DT_0 the) (JJS_0 best)) (NN_1 wall))))) (COMMA_0 ,)) (CC_0 and)) (S_1 (NP_1 (ATNP_0 (NP_0 (PRP_1 him)) (COMMA_0 ,)) (S_2 (VP_0 (VBD_2 was) (VP_2 (ATVP_4 (VBD_0 were) (RB_1 n<apostrophe>t)) (PP_2 (IN_0 with) (NP_5 (NN_3 town))))))) (VP_5 (VBP_0 refer) (PP_2 (IN_0 with) (NP_6 (DT_0 the) (NNS_1 remains)))))) (DOT_0 .)) (APOSTROPHE_0 <apostrophe><apostrophe>)))