(S (S (BASENP (PRP He)) (VP (VBD had) (S (VP (TO to) (VP (VB postpone) (NP (BASENP (PRPD his) (NN speech)) (PP (IN at) (NP (BASENP (DT the) (JJ Asia-Pacific) (NN mining) (NN conference)) (PP (IN in) (BASENP (NNP Vancouver) (COMMA ,) (NNP B.C.))))))))))) (PERIOD .))