(S (S (BASENP (DT A) (NNP Taliban) (NN spokesman)) (VP (ADVP (RB later)) (VP (VP (VP (VBD took) (BASENP (NN credit))) (PP (IN for) (BASENP (DT the) (NN attack)))) (COMMA ,) (S (VP (VP (VBG calling) (BASENP (PRP it))) (NP (BASENP (DT a) (QT (DQL ``) (BASENP (JJ first) (NN step)) (DQR ''))) (SBAR (S (VP (TO to) (VP (VB disrupt) (BASENP (DT the) (VBN planned) (NNP November) (NN 7) (JJ presidential) (JJ run-off) (NN election)))))))))))) (PERIOD .))