問題 204970:
問題 204970:
GM David Anton Guijarro (2681) - GM Alexander Grischuk (2777)
Speed Chess Invitational chess.com INT, 2020.10.25 Anton Guijarro - Grischuk, Speed Chess Invitational 2020
Speed Chess Invitational chess.com INT, 2020.10.25 Anton Guijarro - Grischuk, Speed Chess Invitational 2020