documentary to disregard available bias 
(ROOT (NP (NP (NN documentary)) (SBAR (S (VP (TO to) (VP (VB disregard) (NP (JJ available) (NN bias))))))))
(ROOT (NP (NP (NN )) (SBAR (S (VP (TO ) (VP (VB ) (NP (JJ ) (NN ))))))))