( ( Understand ( ( the importance ) ( of ( ( maintaining ( a ( healthy ( diet ( and ( body fitness ) ) ) ) ) ) ( during aging ) ) ) ) ) . )
(ROOT (S (VP (VB Understand) (NP (NP (DT the) (NN importance)) (PP (IN of) (S (VP (VBG maintaining) (NP (DT a) (JJ healthy) (NN diet) (CC and) (NN body) (NN fitness)) (PP (IN during) (NP (VBG aging)))))))) (. .)))
Understand the importance of maintaining a healthy diet and body fitness during aging.
(ROOT (S (NP (DT A) (JJ healthy) (NN diet)) (VP (VBZ is) (ADJP (JJ important)) (SBAR (IN because) (S (NP (PRP it)) (VP (VBZ supplies) (NP (NP (NP (DT the) (NN body) (POS 's)) (NNS needs)) (PP (IN for) (NP (NN growth) (CC and) (NN energy)))))))) (. .)))