Tal vs Koblents, 1957  (B63) Sicilian, Richter-Rauzer Attack, 37 moves, 1-0 Tal vs E Nievergelt, 1959  (B63) Sicilian, Richter-Rauzer Attack, 37 moves, 1-0 Tal vs Larsen, 1979  (B63) Sicilian, Richter-Rauzer Attack, 22 moves, 1-0 Bronstein vs Botvinnik, 1951  (B63) Sicilian, Richter-Rauzer Attack, 57 moves, 0-1 Ivanchuk vs Anand, 1998  (B63) Sicilian, Richter-Rauzer Attack, 27 moves, 0-1 Suetin vs Botvinnik, 1952  (B63) Sicilian, Richter-Rauzer Attack, 76 moves, 0-1 6 games