Problem 9220:
Problem 9220:
Y. Yakovich (2575) - V. Yandemirov (2500)
Russian Cup 8th Leg Smolensk RUS (4), 1997.06.17 Yakovich - Yandemirov, Smolensk 1997
Russian Cup 8th Leg Smolensk RUS (4), 1997.06.17 Yakovich - Yandemirov, Smolensk 1997