(S (S (BASENP (NNS Prosecutors)) (VP (ADVP (RB also)) (VP (VBD alleged) (SBAR (S (BASENP (NNP Oyler)) (VP (VP (VP (VBD started) (BASENP (DT the) (NN fire))) (PP (IN at) (BASENP (NN night)))) (S (VP (ADVP (RB specifically)) (VP (TO to) (VP (VB leave) (S (BASENP (NNS firefighters)) (VP (QT (DQL ``) (PP (IN on) (BASENP (PRPD their) (JJ own))) (DQR '')) (PP (IN without) (BASENP (JJ aerial) (NN support))))))))))))))) (PERIOD .))