(S (S (BASENP (NN Nineteen) (NNS people)) (VP (VBD were) (VP (VP (VP (VBN held) (S (ADJP (JJ captive)))) (PP (IN in) (BASENP (NN eight) (JJ separate) (NNS abductions)))) (BASENP (DT this) (NN month))))) (PERIOD .))