(S (S (NP (BASENP (DT A) (NN ransom)) (PP (IN of) (BASENP (QP (DOLLAR $) (NN 25) (NN million))))) (VP (VP (VBZ is) (VP (VBG being) (VP (VBN sought)))) (COMMA ,) (NP (BASENP (DT a) (NN quarter)) (PP (IN of) (NP (BASENP (DT the) (NN value)) (PP (IN of) (NP (NP (BASENP (DT the) (NN vessel) (POS 's)) (NN cargo)) (PP (IN of) (BASENP (NN oil)))))))))) (PERIOD .))