( -LRB- ( ( A person ) ( ( ( reading ( it ( ( should really ) ( be ( able ( to ( learn something ) ) ) ) ) ) ) -RRB- ) . ) ) )
(ROOT (S (-LRB- -LRB-) (NP (DT A) (NN person)) (VP (VBD reading) (SBAR (S (NP (PRP it)) (VP (MD should) (ADVP (RB really)) (VP (VB be) (ADJP (JJ able) (S (VP (TO to) (VP (VB learn) (NP (NN something))))))))))) (-RRB- -RRB-) (. .)))
(A person reading it should really be able to learn something).
(ROOT (S (S (VP (VBG Being) (ADJP (JJ able) (S (VP (TO to) (VP (VB read))))))) (VP (VBZ is) (NP (NP (DT an) (NN example)) (PP (IN of) (NP (DT a) (JJ learned) (NN trait))))) (. .)))