Puzzle 2173:
Puzzle 2173:
        
            Y. Yakovich (2575) - I. Zakharevich (2505)
Russian Cup 9th Leg Novgorod RUS (6), 1997.06.17 Yakovich - Zakharevich, Novgorod 1997
    Russian Cup 9th Leg Novgorod RUS (6), 1997.06.17 Yakovich - Zakharevich, Novgorod 1997