( ( Stages ( of Adulthood ) ) ( ( Although ( ( chronological age ) ( may ( be ( used ( to ( describe ( ( the ( three stages ) ) ( of ( adulthood ( , ( chronological age ) ) ) ) ) ) ) ) ) ) ) ) ( ( ( is not ) ( always relevant ) ) . ) ) )
(ROOT (S (NP (NP (NNS Stages)) (PP (IN of) (NP (NNP Adulthood)))) (SBAR (IN Although) (S (NP (JJ chronological) (NN age)) (VP (MD may) (VP (VB be) (VP (VBN used) (S (VP (TO to) (VP (VB describe) (NP (NP (DT the) (CD three) (NNS stages)) (PP (IN of) (NP (JJ adulthood) (, ,) (JJ chronological) (NN age)))))))))))) (VP (VBZ is) (RB not) (ADJP (RB always) (JJ relevant))) (. .)))
Stages of Adulthood Although chronological age may be used to describe the three stages of adulthood, chronological age is not always relevant.
(ROOT (S (NP (NNP Adulthood)) (VP (VBZ is) (VP (VBN divided) (PP (IN into) (NP (CD three) (NNS stages))))) (. .)))