while it forces you to ponder anew what a movie can be 
(ROOT (SBAR (IN while) (S (NP (PRP it)) (VP (VBZ forces) (NP (PRP you)) (S (VP (TO to) (VP (VB ponder) (ADVP (RB anew)) (SBAR (WHNP (WP what)) (S (NP (DT a) (NN movie)) (VP (MD can) (VP (VB be))))))))))))
(ROOT (SBAR (IN ) (S (NP (PRP )) (VP (VBZ ) (NP (PRP )) (S (VP (TO ) (VP (VB ) (ADVP (RB )) (SBAR (WHNP (WP )) (S (NP (DT ) (NN )) (VP (MD ) (VP (VB ))))))))))))