(S (S (S (NP (BASENP (QP (DT All) (CC but) (NN three))) (PP (IN of) (BASENP (PRP them)))) (VP (VBP have) (VP (VBN been) (VP (VBN released) (ADVP (RB since)))))) (COMMA ,) (S (S (BASENP (DT some))) (SBAR (IN after) (S (NP (BASENP (DT the) (NN state) (NN government)) (CC and) (BASENP (DT the) (NN oil) (NNS companies))) (VP (VBD paid) (BASENP (DT a) (NN ransom))))))) (PERIOD .))