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You just replayed Karthikeya N Vihaan vs Birkir Hallmundarson. 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 Karthikeya N Vihaan (2024) and Birkir Hallmundarson (1882) was played at Reykjavik Open 2025 in 2025 and finished 1-0. The opening was the Nimzo-Indian Defense: Normal Variation, Botvinnik System (E49).
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 Karthikeya N Vihaan games or Birkir Hallmundarson games? This Karthikeya N Vihaan vs Birkir Hallmundarson 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 Nimzo-Indian Defense: Normal Variation, Botvinnik System.
Frequently asked questions
Who won Karthikeya N Vihaan vs Birkir Hallmundarson?
Karthikeya N Vihaan vs Birkir Hallmundarson (2025) finished 1-0, a win for Karthikeya N Vihaan.
What opening was played in Karthikeya N Vihaan vs Birkir Hallmundarson?
The game opened with the Nimzo-Indian Defense: Normal Variation, Botvinnik System (ECO E49).
Can I replay this chess game move by move?
Yes. Use the interactive board on this page to step through every move of Karthikeya N Vihaan vs Birkir Hallmundarson, or open it on the CipherChess analysis board to review it with the Stockfish engine.