(SINV (SINV (QT (DQL ``) (QTC (S (BASENP (DT The) (NN accident)) (VP (VBD occurred) (PP (IN because) (PP (IN of) (NP (BASENP (DT a) (NN failure)) (PP (IN of) (NP (BASENP (DT the) (NN train) (POS 's)) (BASENP (NN braking) (NN system))))))))) (COMMA ,)) (DQR '')) (SINV (VP (VBD said)) (BASENP (NNP Interior) (NNP Minister) (NNP Jusuf) (NNP Kalomperovic)))) (PERIOD .))