( ( If ( ( the environment ) ( ( ( moves out ) ( from ( under ( the behavior ) ) ) ) ( slowly enough ) ) ) ) ( , ( ( the behavior ) ( ( may ( be ( able ( to ( adapt ( to ( the ( changing environment ) ) ) ) ) ) ) ) . ) ) ) )
(ROOT (S (SBAR (IN If) (S (NP (DT the) (NN environment)) (VP (VBZ moves) (PRT (RP out)) (PP (IN from) (PP (IN under) (NP (DT the) (NN behavior)))) (ADVP (RB slowly) (RB enough))))) (, ,) (NP (DT the) (NN behavior)) (VP (MD may) (VP (VB be) (ADJP (JJ able) (S (VP (TO to) (VP (VB adapt) (PP (TO to) (NP (DT the) (VBG changing) (NN environment))))))))) (. .)))
If the environment moves out from under the behavior slowly enough, the behavior may be able to adapt to the changing environment.
(ROOT (S (NP (JJ Learned) (NN behavior)) (VP (VBZ is) (ADJP (JJ adaptive)) (SBAR (IN because) (S (NP (PRP they)) (VP (VBP are) (ADJP (JJ flexible)) (, ,) (S (ADJP (JJ capable) (PP (IN of) (S (VP (VBG changing) (SBAR (IN if) (S (NP (DT the) (NN environment)) (VP (VBZ changes))))))))))))) (. .)))