(S (S (PP (IN At) (BASENP (DT the) (JJ same) (NN time))) (COMMA ,) (S (S (BASENP (DT the) (NN 1)) (VP (VBZ skips) (NP (BASENP (JJ other) (NNS stops)) (COMMA ,) (SBAR (WHNP (WDT which)) (S (VP (VBP are) (VP (ADVP (RB only)) (VP (VP (VBN served) (PP (IN by) (BASENP (DT the) (NN 9)))) (PP (IN at) (BASENP (NN rush) (NNS hours))))))))))) (COLON ;) (S (BASENP (DT some) (NNS stops)) (VP (VBP are) (VP (VBN served) (PP (IN by) (BASENP (DT all) (NNS trains)))))))) (PERIOD .))