already knows it 's won 
(ROOT (S (ADVP (RB already)) (VP (VBZ knows) (SBAR (S (NP (PRP it)) (VP (VBZ 's) (VP (VBN won))))))))
(ROOT (S (ADVP (RB )) (VP (VBZ ) (SBAR (S (NP (PRP )) (VP (VBZ ) (VP (VBN ))))))))