exhaustion , from watching a movie that is dark ( dark green , to be exact ) 
(ROOT (NP (NP (NN exhaustion)) (, ,) (PP (IN from) (S (VP (VBG watching) (NP (NP (DT a) (NN movie)) (SBAR (WHNP (WDT that)) (S (VP (VBZ is) (ADJP (JJ dark))))))))) (-LRB- -LRB-) (S (ADJP (JJ dark) (NN green)) (, ,) (S (VP (TO to) (VP (VB be) (ADJP (JJ exact)))))) (-RRB- -RRB-)))
(ROOT (NP (NP (NN )) (, ) (PP (IN ) (S (VP (VBG ) (NP (NP (DT ) (NN )) (SBAR (WHNP (WDT )) (S (VP (VBZ ) (ADJP (JJ ))))))))) (-LRB- ) (S (ADJP (JJ ) (NN )) (, ) (S (VP (TO ) (VP (VB ) (ADJP (JJ )))))) (-RRB- )))