Problem 278000:
Problem 278000:
Alexander I Petrushin (2355) - Boris A Zlotnik (2430)
URS-ch sf Daugavpils, 1978 Alexander I Petrushin (2355) - Boris A Zlotnik (2430)
URS-ch sf Daugavpils, 1978
URS-ch sf Daugavpils, 1978 Alexander I Petrushin (2355) - Boris A Zlotnik (2430)
URS-ch sf Daugavpils, 1978