B23 is the opening Sicilian Defense: Closed of the volume B · Semi-open games: 3 half-moves to the position in the diagram, 11 variations in the ECO table.
What the games say
7,005 games in the collections, from 1846 to 2022. Mean rating of the games with ratings: 2413.
White wins 32 %, draws 28 %, Black wins 40 %
Most games: Mitkov, Nikola (61), Petraki, Maria (58), Hebden, Mark (41), Macieja, Bartlomiej (38), Sindarov,Javokhir (38)
All 11 variations
- Sicilian Defense: Closed 1.e4 c5 2.♘c3
- Sicilian Defense: Closed 1.e4 c5 2.♘c3 e6
- Sicilian Defense: Closed 1.e4 c5 2.♘c3 e6 3.g3
- Sicilian Defense: Closed, Carlsen Variation 1.e4 c5 2.♘c3 d6 3.d4 cxd4 4.♕xd4 ♘c6 5.♕d2
- Sicilian Defense: Closed, Chameleon Variation 1.e4 c5 2.♘c3 ♘c6 3.♘ge2
- Sicilian Defense: Closed, Grob Attack 1.e4 c5 2.♘c3 ♘c6 3.g4
- Sicilian Defense: Closed, Korchnoi Defense 1.e4 c5 2.♘c3 e6 3.g3 d5
- Sicilian Defense: Closed, Portland Attack 1.e4 c5 2.♘c3 ♘c6 3.d3 g6 4.g4
- Sicilian Defense: Closed, Traditional 1.e4 c5 2.♘c3 ♘c6
- Sicilian Defense: Grand Prix Attack 1.e4 c5 2.♘c3 ♘c6 3.f4
- Sicilian Defense: Grand Prix Attack, Schofman Variation 1.e4 c5 2.♘c3 ♘c6 3.f4 g6 4.♘f3 ♗g7 5.♗c4 e6 6.f5