谜题 233831: 黑方防守
GM Antoaneta Stefanova (2466) - GM Nicolas Checa (2527)
7th Sunway Sitges 2020 Sitges ESP, 2020.12.19
7th Sunway Sitges 2020 Sitges ESP, 2020.12.19
移动棋子来解开谜题
移动棋子来解开谜题