that rare documentary that incorporates so much 
(ROOT (NP (NP (DT that) (JJ rare) (NN documentary)) (SBAR (WHNP (WDT that)) (S (VP (VBZ incorporates) (ADJP (RB so) (JJ much)))))))
(ROOT (NP (NP (DT ) (JJ ) (NN )) (SBAR (WHNP (WDT )) (S (VP (VBZ ) (ADJP (RB ) (JJ )))))))