(S (S (QT (DQL ``) (QTC (S (BASENP (DT The) (NNS murders) (CC and) (NNS executions)) (VP (VBP have) (VP (VP (VBN come) (PRT (RP down))) (PP (IN by) (BASENP (QP (RB over) (NN 50)) (NN percent)))))) (COMMA ,)) (DQR '')) (S (BASENP (NNP Caldwell)) (VP (VBD said)))) (PERIOD .))