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You just replayed Mark Halley vs Conor O`Donnell. 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 Mark Halley (1796) and Conor O`Donnell (2105) was played in 2014 and finished ½-½. The opening was the Slav Defense: Czech Variation, Classical System (D18).
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 Mark Halley games or Conor O`Donnell games? This Mark Halley vs Conor O`Donnell 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 Slav Defense: Czech Variation, Classical System.
Frequently asked questions
Who won Mark Halley vs Conor O`Donnell?
Mark Halley vs Conor O`Donnell (2014) finished ½-½, and the game was drawn.
What opening was played in Mark Halley vs Conor O`Donnell?
The game opened with the Slav Defense: Czech Variation, Classical System (ECO D18).
Can I replay this chess game move by move?
Yes. Use the interactive board on this page to step through every move of Mark Halley vs Conor O`Donnell, or open it on the CipherChess analysis board to review it with the Stockfish engine.