(S (S (NP (BASENP (NNP Ricardo) (NNP Blach)) (PRN (COMMA ,) (NP (NP (BASENP (DT the) (NN captain)) (PP (IN of) (BASENP (DT the) (NN trawler)))) (SBAR (WHNP (WP who)) (S (VP (VBZ is) (VP (VBG being) (VP (VBN held) (PP (IN by) (BASENP (DT the) (NNS pirates))))))))) (COMMA ,))) (VP (VP (VP (VBD warned) (BASENP (NNS relatives))) (PP (IN by) (BASENP (NN phone)))) (SBAR (IN that) (S (S (BASENP (PRP they)) (VP (VBD intended) (S (VP (TO to) (VP (VB kill) (NP (BASENP (DT the) (NN three) (NNS crew) (NNS members)) (PRN (COLON --) (VP (VP (VP (VP (VBN moved) (PP (IN from) (BASENP (DT the) (NN trawler)))) (PP (IN on) (BASENP (NNP Thursday)))) (CC and) (VP (VBN returned) (PP (IN on) (BASENP (NNP Friday))))) (PP (IN in) (NP (BASENP (DT a) (NN bid)) (SBAR (S (VP (TO to) (VP (VB pressure) (BASENP (DT the) (JJ Spanish) (NN government))))))))) (COLON --)))))))) (SBAR (SINV (SINV (MD should) (BASENP (PRPD their) (NNS demands))) (VP (RB not) (VP (VB be) (VP (VBN met)))))))))) (PERIOD .))