(S (S (CC But) (COMMA ,) (S (BASENP (DT the) (NN report)) (VP (VBZ states) (COMMA ,) (SBAR (S (NP (BASENP (DT the) (NN blowout) (NN preventer)) (COMMA ,) (NP (BASENP (DT the) (JJ ultimate) (NN failsafe)) (PP (IN on) (BASENP (DT the) (NNP Deepwater) (NNP Horizon))))) (VP (VBD failed) (COMMA ,) (PP (ADVP (RB likely)) (PP (JJ due) (PP (TO to) (NP (BASENP (DT the) (NN fire)) (PP (IN on) (BASENP (DT the) (NN rig))))))))))))) (PERIOD .))