middle game analysis-69 Keres vs A Konstantinopolsky, 1948  (B14) Caro-Kann, Panov-Botvinnik Attack, 50 moves, 0-1 A Tsvetkov vs Smyslov, 1947  (B08) Pirc, Classical, 64 moves, 0-1 Kavalek vs Karpov, 1970  (C98) Ruy Lopez, Closed, Chigorin, 59 moves, 1-0 at fil üstünlüðü Smyslov vs I Rudakovsky, 1945  (B83) Sicilian, 29 moves, 1-0 two nights H Wolf vs Rubinstein, 1922  (C49) Four Knights, 60 moves, 0-1 5 games