(S (S (PP (VBG According) (PP (TO to) (NP (BASENP (NNP Kabul) (NN police) (NN chief)) (COMMA ,) (BASENP (NNP Abdul) (NNP Rahman))))) (COMMA ,) (S (NP (BASENP (NN three)) (PP (IN of) (BASENP (DT those) (JJ injured)))) (VP (VBD were) (BASENP (JJ American) (NNS interpreters))))) (PERIOD .))