(S (S (S (BASENP (NNP Prime) (NNP Minister) (NNP Tony) (NNP Blair)) (VP (VP (VBD marked) (BASENP (DT the) (NN silence))) (PP (IN in) (NP (BASENP (DT the) (NN garden)) (PP (IN of) (BASENP (NNP 10) (NNP Downing) (NNP Street))))))) (CONJP (COMMA ,) (CC and)) (S (NP (NP (BASENP (NNP Mayor)) (PP (IN of) (BASENP (NNP London)))) (BASENP (NNP Ken) (NNP Livingstone))) (VP (VP (VBD paid) (BASENP (PRPD his) (NNS respects))) (PP (IN at) (BASENP (NNP Trafalgar) (NNP Square)))))) (PERIOD .))