Game turns in Winawer's favor when position becomes closed.
Winawer vs Steinitz, 1867
(B40) Sicilian, 65 moves, 1-0
Polgar's knight at the end dominates Adam's K+B
Judit Polgar vs Adams, 2005
(C42) Petrov Defense, 52 moves, 1-0
Karpov's active knight decimates Kasparov's bishop in endgame.
Karpov vs Kasparov, 1984
(D34) Queen's Gambit Declined, Tarrasch, 70 moves, 1-0
Knight surprisingly stronger despite widespread pawns
Carlsen vs Jakovenko, 2009
(C67) Ruy Lopez, 49 moves, 1-0
White's active knight dances around black's idle bishop.
V Gashimov vs Caruana, 2009
(C80) Ruy Lopez, Open, 43 moves, 1-0
Kramnik's knight (on e3!) is key to passed pawn break 45.b5!
Kramnik vs Vitiugov, 2013
(A07) King's Indian Attack, 50 moves, 1-0