Sicilian Defense: Closed, Korchnoi Defense

1.
1. e4
2. c5
2.
3. Nc3
4. e6
3.
5. g3
6. d5

⏮ ◀ ⏵ ▶ ⏭

The Sicilian Defense: Closed, Korchnoi Defense is a chess opening classified under ECO code B23 (Semi-Open games). It is a variation of the Sicilian Defense family. Step through the moves on the board above, then play the line yourself or review it with the built-in engine.