(S (S (BASENP (JJ Regional) (NN police) (NN spokesperson) (NNP Alexei) (NNP Pomorov)) (VP (VP (VBD told) (BASENP (NNP AFP))) (COMMA ,) (QT (DQL ``) (S (S (S (BASENP (PRP We)) (VP (VP (VBP do) (RB not)) (VP (VB know) (SBAR (IN whether) (S (BASENP (PRP it)) (VP (VBD was) (BASENP (DT a) (NN conflict)))))))) (SBAR (IN because) (S (NP (EX there)) (VP (VBZ 's) (NP (BASENP (DT no) (NN one)) (SBAR (S (BASENP (PRP we)) (VP (MD can) (VP (VB ask)))))))))) (COLON :) (S (BASENP (NN everyone)) (VP (VBZ 's) (ADJP (JJ dead))))) (DQR '')))) (PERIOD .))