Puzzle 178009:
Puzzle 178009:
GM P. Kostenko (2472) - GM M. Simantsev (2346)
Almaty Open 2019 Almaty KAZ, 2019.10.08 Kostenko - Simantsev, Almaty 2019
Almaty Open 2019 Almaty KAZ, 2019.10.08 Kostenko - Simantsev, Almaty 2019