(S (S (S (BASENP (NNS Operators) (NNP Great) (NNP Southern) (NNP Railway)) (VP (VBP expect) (S (VP (TO to) (VP (VB lose) (BASENP (DOLLAR A$) (NN 500,000) (NNS revenues))))))) (SBAR (IN as) (S (BASENP (DT the) (NN line)) (VP (VP (VBZ remains) (ADJP (JJ closed))) (PP (IN until) (NP (ADVP (IN at) (JJS least)) (NNP Thursday))))))) (PERIOD .))