( ( ( The right ) ( ( ( pumping ( chamber ( of ( the ( heart ( ( -LRB- ( ( right ventricle ) -RRB- ) ) ( pumps blood ) ) ) ) ) ) ) ( to ( the lungs ) ) ) ( to ( ( ( ( become ( rich ( in oxygen ) ) ) again ) and ) ( acquire ( a ( pink color ) ) ) ) ) ) ) . )
(ROOT (NP (NP (DT The) (NN right)) (VP (VBG pumping) (NP (NP (NN chamber)) (PP (IN of) (NP (DT the) (NN heart) (PRN (-LRB- -LRB-) (NP (JJ right) (NN ventricle)) (-RRB- -RRB-)) (NNS pumps) (NN blood)))) (PP (TO to) (NP (DT the) (NNS lungs))) (S (VP (TO to) (VP (VP (VB become) (ADJP (JJ rich) (PP (IN in) (NP (NN oxygen)))) (ADVP (RB again))) (CC and) (VP (VB acquire) (NP (DT a) (JJ pink) (NN color))))))) (. .)))
The right pumping chamber of the heart (right ventricle) pumps blood to the lungs to become rich in oxygen again and acquire a pink color.
(ROOT (S (NP (NP (NNP Blood)) (PP (IN from) (NP (DT the) (NN body)))) (VP (VBZ enters) (NP (NP (JJ right) (NN atrium)) (PP (IN of) (NP (DT the) (NN heart)))) (SBAR (IN before) (S (NP (PRP it)) (VP (VBZ is) (VP (VBN pumped) (PP (PP (TO to) (NP (DT the) (JJ right) (NN ventricle))) (CC and) (RB then) (PP (TO to) (NP (DT the) (NNS lungs))))))))) (. .)))