( ( R ( for ( ( ( innate behavior ) , ) Sc ) ) ) . )
(ROOT (NP (NP (NN R)) (PP (IN for) (NP (NP (JJ innate) (NN behavior)) (, ,) (NP (NNP Sc)))) (. .)))
R for innate behavior, Sc.
(ROOT (S (NP (NNP Reflex) (NNS behaviors)) (VP (VBP are) (NP (NP (DT the) (RB only) (JJ innate) (NNS behaviors)) (PP (IN in) (NP (NNS humans))))) (. .)))