(S (S (BASENP (NNP Utah) (NNP Highway) (NNP Patrol) (NNP Lt.) (NNP Ken) (NNP Peay)) (VP (VP (VBD said) (COMMA ,) (SBAR (S (QTL (DQL ``) (BASENP (NN speed))) (VP (VBD was) (NP (QTR (BASENP (DT a) (NN factor)) (DQR '')) (PP (IN in) (NP (BASENP (DT the) (NN wreck)) (PP (IN of) (BASENP (DT the) (NN truck)))))))))) (CC but) (VP (VBD refused) (S (VP (TO to) (VP (VP (VB speculate) (PRT (RP on))) (SBAR (WHADVP (WRB how) (ADVP (RB fast))) (S (S (BASENP (DT the) (NN truck)) (VP (VBD was) (VP (VBG traveling)))) (SBAR (WHADVP (WRB when)) (S (BASENP (PRP it)) (VP (VBD wrecked)))))))))))) (PERIOD .))