(S (S (NP (BASENP (DT The) (NN group)) (PRN (COMMA ,) (ADJP (ADVP (RB reportedly)) (ADJP (JJ armed) (PP (IN with) (NP (BASENP (NNP M-14) (CC and) (NNP M-16)) (NNS rifles))))) (COMMA ,))) (VP (VBD captured) (NP (NP (NP (BASENP (NN four) (NNS teachers)) (CC and) (BASENP (DT the) (NN school) (NN principal))) (PP (IN of) (BASENP (DT the) (NNP New) (NNP Maasim) (NNP Elementary) (NNP School)))) (CONJP (COMMA ,) (CC and)) (NP (BASENP (DT an) (JJ unknown) (NN number)) (PP (IN of) (BASENP (NNS students))))))) (PERIOD .))