(S (S (BASENP (DT A) (NN cork)) (VP (VBD was) (VP (ADVP (RB temporarily)) (VP (VP (VBN used) (S (VP (TO to) (VP (VB fix) (BASENP (DT a) (NN fuel) (NN leak)))))) (PP (IN on) (BASENP (DT a) (JJ British) (NN passenger) (NN train))))))) (PERIOD .))