B50 is the opening Sicilian Defense of the volume B · Semi-open games: 5 half-moves to the position in the diagram, 12 variations in the ECO table.
What the games say
5,780 games in the collections, from 1842 to 2022. Mean rating of the games with ratings: 2426.
White wins 35 %, draws 34 %, Black wins 32 %
Most games: Georgiev, Krum (74), Yudasin, Leonid (53), Westerinen, Heikki MJ (44), Kotan, Ladislav (41), Cicak, Slavko (40)
All 12 variations
- Sicilian Defense 1.e4 c5 2.♘f3 d6 3.d4
- Sicilian Defense 1.e4 c5 2.♘f3 d6 3.d4 cxd4
- Sicilian Defense: Delayed Alapin Variation, Basman-Palatnik Double Gambit 1.e4 c5 2.♘f3 d6 3.c3 ♘f6 4.♗e2 ♘c6 5.d4 cxd4 6.cxd4 ♘xe4 7.d5 ♕a5+ 8.♘c3 ♘xc3 9.bxc3
- Sicilian Defense: Delayed Alapin Variation, Basman-Palatnik Gambit 1.e4 c5 2.♘f3 d6 3.c3 ♘f6 4.♗e2 ♘c6 5.d4 cxd4 6.cxd4 ♘xe4
- Sicilian Defense: Delayed Alapin Variation, with d6 1.e4 c5 2.♘f3 d6 3.c3
- Sicilian Defense: Kopec System 1.e4 c5 2.♘f3 d6 3.♗d3
- Sicilian Defense: Kotov Gambit 1.e4 c5 2.♘f3 d6 3.g3 b5
- Sicilian Defense: Modern Variations 1.e4 c5 2.♘f3 d6
- Sicilian Defense: Modern Variations, Anti-Qxd4 Move Order 1.e4 c5 2.♘f3 d6 3.d4 ♘f6
- Sicilian Defense: Modern Variations, Anti-Qxd4 Move Order Accepted 1.e4 c5 2.♘f3 d6 3.d4 ♘f6 4.dxc5 ♘xe4
- Sicilian Defense: Modern Variations, Tartakower 1.e4 c5 2.♘f3 d6 3.d4 cxd4 4.c3
- Sicilian Defense: Wing Gambit, Deferred Variation 1.e4 c5 2.♘f3 d6 3.b4