Ragozin vs Keres, 1939  (C90) Ruy Lopez, Closed, 44 moves, 1-0 I Rabinovich vs Tolush, 1939  (C64) Ruy Lopez, Classical, 37 moves, 0-1 Tolush vs Keres, 1939  (E22) Nimzo-Indian, Spielmann Variation, 37 moves, 0-1 Kotov vs Lisitsin, 1939  (E26) Nimzo-Indian, Samisch, 33 moves, 1-0 N Riumin vs Panov, 1934 (E26) Nimzo-Indian, Samisch, 42 moves, 1-0 Ragozin vs V Rauzer, 1934  (E06) Catalan, Closed, 5.Nf3, 46 moves, 1/2-1/2 Stahlberg vs I Rabinovich, 1935 (E22) Nimzo-Indian, Spielmann Variation, 39 moves, 1-0 7 games