(S (S (NP (BASENP (NNP Raymond) (NNP Lee) (NNP Oyler)) (PP (IN of) (NP (BASENP (NNP California)) (COMMA ,) (BASENP (NNP United) (NNPS States))))) (VP (VBZ has) (VP (VBN been) (VP (VBN convicted) (PP (IN of) (NP (BASENP (DT the) (NNS murders)) (PP (IN of) (NP (BASENP (NN five) (NNP US) (NNP Forest) (NNP Service) (NNS firefighters)) (SBAR (SBAR (S (VP (VBN killed)))) (SBAR (IN while) (S (VP (VBG attempting) (S (VP (TO to) (VP (VB control) (NP (BASENP (DT a) (NN wildfire)) (SBAR (S (BASENP (PRP he)) (VP (VBD had) (VP (VBN lit))))))))))))))))))))) (PERIOD .))