diesel is n't the actor to save it . 
(ROOT (S (NP (NN diesel)) (VP (VBZ is) (RB n't) (NP (NP (DT the) (NN actor)) (SBAR (S (VP (TO to) (VP (VB save) (NP (PRP it)))))))) (. .)))
(ROOT (S (NP (NN )) (VP (VBZ ) (RB ) (NP (NP (DT ) (NN )) (SBAR (S (VP (TO ) (VP (VB ) (NP (PRP )))))))) (. )))