a main character who sometimes defies sympathy 
(ROOT (NP (NP (DT a) (JJ main) (NN character)) (SBAR (WHNP (WP who)) (S (ADVP (RB sometimes)) (VP (VBZ defies) (NP (NN sympathy)))))))
(ROOT (NP (NP (DT ) (JJ ) (NN )) (SBAR (WHNP (WP )) (S (ADVP (RB )) (VP (VBZ ) (NP (NN )))))))