(S (S (ADVP (RB Meanwhile)) (COMMA ,) (S (NP (BASENP (NNP U.S.) (NNP Captain) (NNP Richard) (NNP Phillips)) (PP (IN of) (BASENP (DT the) (NNP U.S.) (NNP Maersk) (NNP Alabama)))) (VP (VBZ is) (VP (ADVP (RB still)) (VP (VBG being) (VP (VP (VP (VBN held) (BASENP (NN hostage))) (PRN (COMMA ,) (PP (IN for) (BASENP (DT a) (JJ fourth) (NN day))) (COMMA ,))) (PP (IN by) (BASENP (NN four) (JJ other) (JJ Somali) (NNS pirates))))))))) (PERIOD .))