Sir, they're going to want to know what to do.
( Sir ( , ( they ( ( 're ( going ( to ( want ( to ( know ( what ( to do ) ) ) ) ) ) ) ) . ) ) ) )
(ROOT (S (NP (NNP Sir)) (, ,) (NP (PRP they)) (VP (VBP 're) (VP (VBG going) (S (VP (TO to) (VP (VB want) (S (VP (TO to) (VP (VB know) (SBAR (WHNP (WP what)) (S (VP (TO to) (VP (VB do))))))))))))) (. .)))
They won't want to hear our instructions.
( They ( ( ( wo n't ) ( want ( to ( hear ( our instructions ) ) ) ) ) . ) )
(ROOT (S (NP (PRP They)) (VP (MD wo) (RB n't) (VP (VB want) (S (VP (TO to) (VP (VB hear) (NP (PRP$ our) (NNS instructions))))))) (. .)))