Berlin Defense. l'Hermet Variation Berlin Wall Defense Short vs Gelfand, 1991  (C67) Ruy Lopez, 61 moves, 1-0 Berlin Defense. l'Hermet Variation Berlin Wall Defense Kasparov vs Kramnik, 2001  (C67) Ruy Lopez, 41 moves, 1-0 Berlin Defense. l'Hermet Variation Berlin Wall Defense J Polgar vs Kasparov, 2002  (C67) Ruy Lopez, 42 moves, 1-0 Berlin Defense. l'Hermet Variation Berlin Wall Defense Svidler vs Topalov, 2006  (C67) Ruy Lopez, 67 moves, 1-0 4 games