(S (S (PP (VBG According) (PP (TO to) (NP (BASENP (DT a) (NN spokesman)) (PP (IN for) (NP (BASENP (DT the) (NNP International) (NNP Security) (NNP Assistance) (NNP Force)) (COMMA ,) (BASENP (DT a) (NNP NATO) (JJ peacekeeping) (NN organization))))))) (COMMA ,) (S (BASENP (NNS troops)) (VP (VP (VBD came) (PP (IN under) (BASENP (NN fire)))) (PP (IN after) (BASENP (DT a) (JJ successful) (NN operation)))))) (PERIOD .))