Don't just replay it. Break it down.
You just replayed Thomas Hacker vs Ralf Sieler. 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 Hacker (1918) and Ralf Sieler (1664) was played at 13. Int Senioren-Cup in 2025 and finished 1-0. The opening was the English Opening: King's English Variation (A20).
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 Hacker games or Ralf Sieler games? This Thomas Hacker vs Ralf Sieler 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 English Opening: King's English Variation.
Frequently asked questions
Who won Thomas Hacker vs Ralf Sieler?
Thomas Hacker vs Ralf Sieler (2025) finished 1-0, a win for Thomas Hacker.
What opening was played in Thomas Hacker vs Ralf Sieler?
The game opened with the English Opening: King's English Variation (ECO A20).
Can I replay this chess game move by move?
Yes. Use the interactive board on this page to step through every move of Thomas Hacker vs Ralf Sieler, or open it on the CipherChess analysis board to review it with the Stockfish engine.