(S (S (S (BASENP (DT The) (NN surge)) (VP (VBZ is) (VP (VBN expected) (S (VP (TO to) (VP (VB cause) (BASENP (QT (DQL ``) (JJ severe) (DQR '')) (NN flooding)))))))) (CC and) (S (BASENP (DT the) (NNP Thames) (NNP Barrier)) (VP (VBD was) (VP (VBN closed) (PP (IN at) (NP (BASENP (NN 2000)) (BASENP (NN UTC)))))))) (PERIOD .))