(S (S (BASENP (DT The) (NNP EC)) (VP (ADVP (RB also)) (VP (VBD insisted) (SBAR (IN that) (S (BASENP (JJ combined) (NNP BA/bmi) (NN routing)) (VP (VB be) (VP (VBN made) (ADJP (JJ available) (SBAR (IN for) (S (BASENP (NNS competitors)) (VP (TO to) (VP (VP (VB buy) (BASENP (NN transfer) (NNS seats))) (PRT (RP upon)))))))))))))) (PERIOD .))