(SINV (SINV (QT (DQL ``) (QTC (S (ADVP (RB Reportedly)) (COMMA ,) (S (S (BASENP (NN four) (NNS men)) (VP (VBD attacked) (BASENP (DT the) (NNP FIA) (NN building)))) (CC and) (S (BASENP (JJ initial) (NNS reports)) (VP (VBP are) (SBAR (IN that) (S (NP (BASENP (NN two)) (PP (IN of) (BASENP (PRP them)))) (VP (VBP have) (VP (VBN been) (VP (VBN killed)))))))))) (COMMA ,)) (DQR '')) (SINV (VP (VBD said)) (NP (BASENP (DT the) (JJ provincial) (NN interior) (NN secretary)) (COMMA ,) (BASENP (NNP Nadeem) (NNP Hassan) (NNP Asif) (NNP Punjab))))) (PERIOD .))