(SINV (SINV (QTR (QTC (S (PP (IN By) (BASENP (NNP May) (NN 30))) (COMMA ,) (S (BASENP (DT the) (NNP Deepwater) (NNP Horizon) (NN site)) (VP (VBD had) (VP (VP (VBN released) (NP (NP (QP (RB between) (BASENP (NN 468,000) (CC and) (NN 741,000))) (NNS barrels)) (PP (IN of) (BASENP (NN oil))))) (COMMA ,) (PP (VBN compared) (PP (TO to) (NP (NP (NP (QP (BASENP (NN 60,000)) (PP (TO to) (BASENP (NN 150,000)))) (NNS barrels)) (PP (IN from) (NP (BASENP (JJ natural) (NNS seeps)) (PP (IN across) (NP (DT the) (NP (JJ entire) (NP (BASENP (NNP Gulf)) (PP (IN of) (BASENP (NNP Mexico)))))))))) (PP (IN over) (BASENP (DT the) (JJ same) (ADJP (NN 39) (NN day)) (NN period)))))))))) (COMMA ,)) (DQR '')) (SINV (VP (VBD said)) (NP (BASENP (NNP Cutler) (NNP Cleveland)) (COMMA ,) (NP (BASENP (DT a) (NNP Boston) (NNP University) (NN professor)) (PP (IN at) (NP (BASENP (DT the) (NN university) (POS 's)) (NP (BASENP (NNP Department)) (PP (IN of) (BASENP (NNP Geography) (CC and) (NNP Environment)))))))))) (PERIOD .))