(S (S (BASENP (PRP It)) (VP (VP (VP (VBZ shows) (NP (BASENP (NN oil) (CC and) (NN methane)) (VP (VBG leaking) (PP (IN from) (BASENP (DT the) (NN seafloor)))))) (PP (IN at) (NP (RB around) (BASENP (NN 2:48) (NN a.m.))))) (PP (IN on) (BASENP (NNP June) (NN 13))))) (PERIOD .))