Keres vs A Konstantinopolsky, 1948  (B14) Caro-Kann, Panov-Botvinnik Attack, 50 moves, 0-1 L Prins vs Tartakower, 1948 (B14) Caro-Kann, Panov-Botvinnik Attack, 42 moves, 0-1 L Prins vs E Richter, 1949  (B14) Caro-Kann, Panov-Botvinnik Attack, 41 moves, 0-1 3 games