Puzzle 54717:
Puzzle 54717:
Henrique Mecking - Lajos Portisch
Palma de Mallorca Interzonal Palma de Mallorca (4), 1970 Mecking - Portisch, Palma de Mallorca 1970
Palma de Mallorca Interzonal Palma de Mallorca (4), 1970 Mecking - Portisch, Palma de Mallorca 1970
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