(S (S (NP (BASENP (NNP Izz) (NNP al-Din) (NNP al-Qassam)) (PRN (COMMA ,) (NP (BASENP (NNP Hamas) (POS ')) (BASENP (JJ military) (NN wing))) (COMMA ,))) (VP (ADVP (RB also)) (VP (VBD took) (NP (BASENP (NN responsibility)) (PP (IN for) (BASENP (DT the) (NN attack))))))) (PERIOD .))