(S (S (NP (BASENP (NNS Motorists)) (PP (IN at) (NP (DT the) (NP (NP (BASENP (NNP Williamsville)) (COMMA ,) (BASENP (NNP New) (NNP York))) (BASENP (NN toll) (NN barrier)))))) (VP (VBP are) (VP (VBG being) (VP (VBN turned) (PRT (RP around)))))) (PERIOD .))