(S (S (NP (BASENP (DT The) (NNS prices)) (PP (IN of) (BASENP (JJ raw) (NN oil)))) (VP (VP (VP (VBD approached) (BASENP (DOLLAR $) (NN 100))) (BASENP (JJ last) (NN week))) (PP (IN before) (S (VP (VP (VBG settling) (PRT (RP down))) (ADVP (RB again))))))) (PERIOD .))