Puzzle 200572:
Puzzle 200572:
FM Ruben Gideon Koellner (2330) - IM Sergey D. Rodchenkov (2346)
Speed Chess Super Swiss chess.com INT (11), 2020.10.03 FM Ruben Gideon Koellner (2330) - IM Sergey D. Rodchenkov (2346)
Speed Chess Super Swiss chess.com INT (11), 2020.10.03
Speed Chess Super Swiss chess.com INT (11), 2020.10.03 FM Ruben Gideon Koellner (2330) - IM Sergey D. Rodchenkov (2346)
Speed Chess Super Swiss chess.com INT (11), 2020.10.03