(S (S (NP (BASENP (NN Rail) (NN traffic)) (PP (IN in) (BASENP (DT both) (NNS directions)))) (VP (VBZ has) (VP (VBN been) (VP (VBN suspended) (PP (IN on) (NP (BASENP (DT the) (NN track)) (VP (VBG following) (BASENP (DT this) (NN incident))))))))) (PERIOD .))