( ( In ( ( his ( classic description ) ) ( of ( ( the ( developmental tasks ) ) ( of adulthood ) ) ) ) ) ( , ( ( Havighurst ( -LRB- ( 1972 -RRB- ) ) ) ( ( ( ( ( characterized ( early adulthood ) ) ( as ( ( a time ) ( of ( ( ( selecting ( a mate ) ) and ) ( adjusting ( to marriage ) ) ) ) ) ) ) and ) ( ( portrayed ( middle adulthood ) ) ( as ( ( a time ) ( of ( revitalizing marriage ) ) ) ) ) ) . ) ) ) )
(ROOT (S (PP (IN In) (NP (NP (PRP$ his) (JJ classic) (NN description)) (PP (IN of) (NP (NP (DT the) (JJ developmental) (NNS tasks)) (PP (IN of) (NP (NN adulthood))))))) (, ,) (NP (NP (NNP Havighurst)) (PRN (-LRB- -LRB-) (NP (CD 1972)) (-RRB- -RRB-))) (VP (VP (VBD characterized) (NP (JJ early) (NN adulthood)) (PP (IN as) (NP (NP (DT a) (NN time)) (PP (IN of) (S (VP (VP (VBG selecting) (NP (DT a) (NN mate))) (CC and) (VP (VBG adjusting) (PP (TO to) (NP (NN marriage)))))))))) (CC and) (VP (VBD portrayed) (NP (JJ middle) (NN adulthood)) (PP (IN as) (NP (NP (DT a) (NN time)) (PP (IN of) (S (VP (VBG revitalizing) (NP (NN marriage))))))))) (. .)))
In his classic description of the developmental tasks of adulthood, Havighurst (1972) characterized early adulthood as a time of selecting a mate and adjusting to marriage and portrayed middle adulthood as a time of revitalizing marriage.
(ROOT (S (NP (NNP Menopause)) (VP (VBZ occurs) (PRT (RP in)) (PP (IN in) (NP (JJ middle) (NN adulthood)))) (. .)))