S Puc vs A Bozic, 1947 (C80) Ruy Lopez, Open, 17 moves, 1/2-1/2 S Puc vs A Giustolisi, 1951 (C80) Ruy Lopez, Open, 39 moves, 1-0 F J Perez vs Ujtumen, 1964  (C80) Ruy Lopez, Open, 27 moves, 0-1 W Rocha vs R Watanabe, 1991  (C80) Ruy Lopez, Open, 28 moves, 1-0 4 games