(S (S (PP (IN At) (BASENP (RB approximately) (NN 6:10) (NN p.m.))) (COMMA ,) (S (BASENP (DT the) (NN bomb) (NN squad)) (VP (VBD arrived) (PP (IN along) (PP (IN with) (BASENP (DT a) (NNP K-9) (NN unit))))))) (PERIOD .))