refuses to spell things out for viewers 
(ROOT (S (VP (VBZ refuses) (S (VP (TO to) (VP (VB spell) (NP (NNS things)) (PRT (RP out)) (PP (IN for) (NP (NNS viewers)))))))))
(ROOT (S (VP (VBZ ) (S (VP (TO ) (VP (VB ) (NP (NNS )) (PRT (RP )) (PP (IN ) (NP (NNS )))))))))