IM Ruben Gideon Koellner

GER · FIDE rating 2535 · rapid 2425 · blitz 2384 · born 2004

Record: 0½/3 (+0 =1 −2), performance 2229

Openings played

• D35 Queen's Gambit Declined: Exchange Variation, Positional Variation as black (1)
• B13 Caro-Kann Defense: Exchange Variation as white (1)
• D04 Queen's Pawn Game: Colle System as white (1)

Games

• IM Ruben Gideon Koellner (2535) – GM Shreyas Royal (2533) 0-1 game
• IM Ruben Gideon Koellner (2535) – GM Nikola Sedlak (2375) 1/2-1/2 game
• GM Maxime Lagarde (2597) – IM Ruben Gideon Koellner (2535) 1-0 game