( ( ( ( ( Contrary ( to ( the ( common notion ) ) ) ) ( ( that ( excretory system ) ) ( is ( just ( limited ( to ( ( ( ( ( ( ( ( ( ( ( ( ( the organs ) , ) ( like anus ) ) , ) rectum ) , ) ( large intestine ) ) , ) bladder ) , ) kidneys ) and ) ( some ( other ( related parts ) ) ) ) ) ) ) ) ) ) but ) ( , ( ( as ( ( a matter ) ( of fact ) ) ) ( , ( it ( also ( ( involves ( skin ( , ( ( lungs and ) liver ) ) ) ) ( as ( the ( major organs ) ) ) ) ) ) ) ) ) ) . )
(ROOT (S (S (ADVP (JJ Contrary) (PP (TO to) (NP (DT the) (JJ common) (NN notion)))) (NP (DT that) (JJ excretory) (NN system)) (VP (VBZ is) (ADJP (RB just) (JJ limited) (PP (TO to) (NP (NP (DT the) (NNS organs)) (, ,) (NP (JJ like) (NNS anus)) (, ,) (NP (NN rectum)) (, ,) (NP (JJ large) (NN intestine)) (, ,) (NP (NN bladder)) (, ,) (NP (NNS kidneys)) (CC and) (NP (DT some) (JJ other) (JJ related) (NNS parts))))))) (CC but) (S (, ,) (PP (IN as) (NP (NP (DT a) (NN matter)) (PP (IN of) (NP (NN fact))))) (, ,) (NP (PRP it)) (ADVP (RB also)) (VP (VBZ involves) (NP (NN skin) (, ,) (NNS lungs) (CC and) (NN liver)) (PP (IN as) (NP (DT the) (JJ major) (NNS organs))))) (. .)))
Contrary to the common notion that excretory system is just limited to the organs, like anus, rectum, large intestine, bladder, kidneys and some other related parts but, as a matter of fact, it also involves skin, lungs and liver as the major organs.
(ROOT (S (NP (NP (NNS Kidneys)) (, ,) (NP (JJ large) (NN intestine)) (, ,) (NP (NN liver)) (, ,) (NP (NN skin)) (, ,) (CC and) (NP (NNS lungs))) (VP (VBP comprise) (NP (DT the) (JJ excretory) (NN system))) (. .)))