(S (S (S (BASENP (DT The) (NNP ROV)) (VP (VP (VP (VBZ monitors) (BASENP (DT the) (NN leak))) (PP (IN for) (BASENP (DT a) (NN minute)))) (CC and) (VP (ADVP (RB even)) (VP (VBZ gets) (S (VP (VBN covered) (PP (IN in) (NP (BASENP (DT a) (NN plume)) (PP (IN of) (BASENP (NN oil) (CC and) (NN sand))))))))))) (SBAR (IN before) (S (BASENP (PRP it)) (VP (VP (VBD moved) (PRT (RP on))) (PP (TO to) (BASENP (DT the) (JJ next) (NN spot))))))) (PERIOD .))