whose derring-do puts the x into the games 
(ROOT (S (SBAR (WHNP (WP$ whose)) (S (VP (NN derring) (HYPH -) (NN do)))) (VP (VBZ puts) (NP (DT the) (NN x)) (PP (IN into) (NP (DT the) (NNS games))))))
(ROOT (S (SBAR (WHNP (WP$ )) (S (VP (NN ) (HYPH ) (NN )))) (VP (VBZ ) (NP (DT ) (NN )) (PP (IN ) (NP (DT ) (NNS ))))))