This chess game between Georg Halvax (2440) and Ruben Gideon Koellner (2503) was played at TCh-AUT Rapid 2025 in 2025 and finished ½-½. The opening was the Old Indian Defense: Ukrainian Variation (A54).
You can replay the full game move by move on the interactive board above, or open it on the CipherChess analysis board to study every move with the Stockfish engine.
Looking for more Georg Halvax games or Ruben Gideon Koellner games? This Georg Halvax vs Ruben Gideon Koellner encounter is one of millions of chess games indexed in the CipherChess mega database. Browse both players' full records, the openings they play most, and head-to-head results, then load any game onto the board to prepare your own lines against the Old Indian Defense: Ukrainian Variation.
Frequently asked questions
Who won Georg Halvax vs Ruben Gideon Koellner?
Georg Halvax vs Ruben Gideon Koellner (2025) finished ½-½, and the game was drawn.
What opening was played in Georg Halvax vs Ruben Gideon Koellner?
The game opened with the Old Indian Defense: Ukrainian Variation (ECO A54).
Can I replay this chess game move by move?
Yes. Use the interactive board on this page to step through every move of Georg Halvax vs Ruben Gideon Koellner, or open it on the CipherChess analysis board to review it with the Stockfish engine.