to grow boring ... which proves that rohmer still has a sense of his audience 
(ROOT (S (S (VP (TO to) (VP (VB grow) (ADJP (JJ boring))))) (, ...) (SBAR (WHNP (WDT which)) (S (VP (VBZ proves) (SBAR (IN that) (S (NP (NN rohmer)) (ADVP (RB still)) (VP (VBZ has) (NP (NP (DT a) (NN sense)) (PP (IN of) (NP (PRP$ his) (NN audience))))))))))))
(ROOT (S (S (VP (TO ) (VP (VB ) (ADJP (JJ ))))) (, ) (SBAR (WHNP (WDT )) (S (VP (VBZ ) (SBAR (IN ) (S (NP (NN )) (ADVP (RB )) (VP (VBZ ) (NP (NP (DT ) (NN )) (PP (IN ) (NP (PRP$ ) (NN ))))))))))))