Sveriges Schackförbund(Averbakh Variation, Four Pawns Attack, Saemisch Variation) Karpov/Hartston:...
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Sveriges Schackförbund(Averbakh Variation, Four Pawns Attack, Saemisch Variation) Karpov/Hartston: Sicilian Defence l: Kan Variation Ivkov/Keene/Kaplan: Nimzo-lndian Defence l: All