(S (S (BASENP (NNS Polls)) (VP (VBD closed) (PP (IN at) (NP (NP (NP (BASENP (NN 16.00)) (BASENP (JJ local) (NN time))) (CONJP (COMMA ,) (CC or)) (NP (BASENP (NN 10.30)) (BASENP (NN GMT)))) (PP (IN on) (BASENP (NNP Tuesday))))))) (PERIOD .))