(S (S (ADVP (RB However)) (S (NP (BASENP (NNP Zubeyir) (NNP Aydar)) (PRN (COMMA ,) (BASENP (DT a) (ADJP (JJ senior) (JJ Kurdish)) (NN militant)) (COMMA ,))) (VP (VP (VBD denied) (NP (BASENP (DT any) (NN involvement)) (PP (IN in) (BASENP (DT the) (NNS attacks))))) (PP (IN in) (NP (BASENP (DT a) (NN statement)) (PP (TO to) (BASENP (DT a) (NNP pro-PKK) (NN news) (NN agency)))))))) (PERIOD .))