(S (S (S (BASENP (NNS Eyewitnesses)) (VP (VBD saw) (S (BASENP (DT the) (NN car)) (VP (VP (VBG driving) (QT (DQL ``) (ADVP (RB erratically)) (DQR ''))) (CC and) (VP (VBG colliding) (PP (IN with) (BASENP (NNS bins)))))))) (SBAR (IN before) (S (VP (VBG being) (VP (VBN abandoned)))))) (PERIOD .))