Puzzle 235644:
Puzzle 235644:
GM Alexander Grischuk (2777) - GM Hikaru Nakamura (2736)
Airthings Masters Prelim chess24.com INT, 2020.12.26 Grischuk - Nakamura, Airthings Masters Prelim 2020
Airthings Masters Prelim chess24.com INT, 2020.12.26 Grischuk - Nakamura, Airthings Masters Prelim 2020