, should scare any sane person away . 
(ROOT (S (, ,) (VP (MD should) (VP (VB scare) (NP (DT any) (JJ sane) (NN person)) (PRT (RB away)))) (. .)))
(ROOT (S (, ) (VP (MD ) (VP (VB ) (NP (DT ) (JJ ) (NN )) (PRT (RB )))) (. )))