Puzzle 254809:
Puzzle 254809:
GM Shakhriyar Mamedyarov (2764) - GM Boris Gelfand (2748)
Tashkent FIDE GP 2014 Tashkent UZB, 2014.10.23 Mamedyarov - Gelfand, Tashkent 2014
Tashkent FIDE GP 2014 Tashkent UZB, 2014.10.23 Mamedyarov - Gelfand, Tashkent 2014