the 50-something lovebirds are too immature and unappealing to care about . 
(ROOT (S (NP (DT the) (NML (CD 50) (HYPH -) (NN something)) (NNS lovebirds)) (VP (VBP are) (ADJP (RB too) (JJ immature) (CC and) (ADJP (JJ unappealing) (SBAR (S (VP (TO to) (VP (VB care) (PP (IN about))))))))) (. .)))
(ROOT (S (NP (DT ) (NML (CD ) (HYPH ) (NN )) (NNS )) (VP (VBP ) (ADJP (RB ) (JJ ) (CC ) (ADJP (JJ ) (SBAR (S (VP (TO ) (VP (VB ) (PP (IN ))))))))) (. )))