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You just replayed Thomas Rosenberg vs Thormar Jonsson. On CipherChess, the same board opens up any game — check every move against the engine, prep the players you're about to face, and keep it all in one place that follows you everywhere.
See it for yourselfAbout this chess game
This chess game between Thomas Rosenberg (1869) and Thormar Jonsson (1720) was played at Reykjavik Open 2026 in 2026 and finished 0-1. The opening was the Dutch Defense (A80).
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 Thomas Rosenberg games or Thormar Jonsson games? This Thomas Rosenberg vs Thormar Jonsson 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 Dutch Defense.
Frequently asked questions
Who won Thomas Rosenberg vs Thormar Jonsson?
Thomas Rosenberg vs Thormar Jonsson (2026) finished 0-1, a win for Thormar Jonsson.
What opening was played in Thomas Rosenberg vs Thormar Jonsson?
The game opened with the Dutch Defense (ECO A80).
Can I replay this chess game move by move?
Yes. Use the interactive board on this page to step through every move of Thomas Rosenberg vs Thormar Jonsson, or open it on the CipherChess analysis board to review it with the Stockfish engine.