( ( Concepts ( of ( ( ( ecology ( , ( succession ( , ( serial ( and ( climax species ) ) ) ) ) ) ) , ) ( what ( is ( habitat typing ) ) ) ) ) ) . )
(ROOT (NP (NP (NNS Concepts)) (PP (IN of) (NP (NP (NN ecology) (, ,) (NN succession) (, ,) (NN serial) (CC and) (NN climax) (NNS species)) (, ,) (SBAR (WHNP (WP what)) (S (VP (VBZ is) (NP (NP (NN habitat)) (VP (VBG typing)))))))) (. .)))
Concepts of ecology, succession, serial and climax species,what is habitat typing.
(ROOT (S (NP (JJ Secondary) (NN succession)) (VP (VBZ is) (NP (NP (DT the) (NN type)) (PP (IN of) (NP (NN succession))) (SBAR (WHNP (WDT that)) (S (VP (VBZ happens) (PP (IN after) (NP (NP (DT the) (NN destruction)) (PP (IN of) (NP (DT a) (NN habitat)))))))))) (. .)))