(S (S (PP (IN In) (BASENP (NNP London))) (COMMA ,) (S (S (BASENP (DT all) (NNS buses) (CC and) (NNS cabs)) (VP (VBD came) (S (VP (TO to) (VP (VB halt)))))) (CONJP (COMMA ,) (CC and)) (S (NP (BASENP (DT all) (NNS people)) (PP (IN in) (BASENP (PRPD their) (NNS offices)))) (VP (VBD stood) (ADVP (RB outside)))))) (PERIOD .))