(S (S (PP (IN In) (BASENP (NNP Port) (NNP Coquitlam))) (COMMA ,) (S (BASENP (DT a) (JJ retaining) (NN wall)) (VP (VP (VBD burst)) (COMMA ,) (S (VP (VP (VP (VBG throwing) (BASENP (NN concrete) (CC and) (NN rubble))) (NP (BASENP (NNS tens)) (PP (IN of) (BASENP (NNS metres))))) (CC and) (VP (VP (VP (VBG covering) (BASENP (DT an) (JJ arterial) (NN road))) (PP (IN with) (BASENP (NN mud)))) (PP (TO to) (NP (BASENP (DT a) (NN depth)) (PP (IN of) (BASENP (NN two) (NNS metres))))))))))) (PERIOD .))