(S (S (BASENP (DT The) (NN walk) (RP out)) (VP (VP (VBZ is) (RB not)) (VP (VBN believed) (S (VP (TO to) (VP (VB relate) (PP (TO to) (NP (BASENP (NNP Clinton) (POS 's)) (NN attendance))))))))) (PERIOD .))