N Grigoriev vs Alekhine, 1920  (C60) Ruy Lopez, 25 moves, 0-1 A Ilyin-Zhenevsky vs Alekhine, 1920  (C77) Ruy Lopez, 40 moves, 1/2-1/2 Bogoljubov vs Alekhine, 1921  (C60) Ruy Lopez, 33 moves, 1-0 G Marco vs Alekhine, 1921  (C70) Ruy Lopez, 43 moves, 0-1 4 games