GM Humpy Koneru (India) beat IM Stavroula Tsolakidou (Greece) in round 3 of the 46th FIDE Chess Olympiad Samarkand 2026 (Women), in 46 moves.
The game turned on 39...Rf8. Before it, Stockfish had the position as a clear advantage for White (+2.06); one move later, winning for White (+3.03). It was played with 0:46 left on the clock.
Stockfish wanted 39...Kg7 instead. Can you see why? And 40.e6, the engine's best reply, came straight back.
It began as the Bogo-Indian Defense: Grünfeld Variation.
Replay it move by move, then take the key position on against the engine.
- White
- GM Humpy Koneru, 2509 · India
- Black
- IM Stavroula Tsolakidou, 2441 · Greece
- Result
- 1–0 in 46 moves
- Opening
- Bogo-Indian Defense: Grünfeld Variation · E11
- Event
- 46th FIDE Chess Olympiad Samarkand 2026, Women, Round 3 · Samarkand, Uzbekistan
- Key move: {0}
- 39...Rf8
- Engine’s choice
- 39...Kg7