Puzzel 67002:
Puzzel 67002:
Ilia Kan - Georgy Lisitsin
11th URS-ch Leningrad URS (12), 1939 Kan - Lisitsin, Leningrad 1939
11th URS-ch Leningrad URS (12), 1939 Kan - Lisitsin, Leningrad 1939
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