Sicilian Defense B20
Family: Sicilian Defense
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The Sicilian Defense is catalogued under the ECO code B20. Its main line runs 1. e4 c5.
After 2 half-moves the diagrammed position is reached and it is White to move. Material is balanced.
This encyclopedia records 391 variations inside the “Sicilian Defense” family — follow the links below to compare the branching lines.
Play through the moves on the board above, then open the variations tree — any branch can be played against the engine from there.
1. e4 c5
- Position after 2 half-moves — White to move.
- Material is balanced.
- Family “Sicilian Defense” contains 391 recorded variation(s) here.
Variations of this family
| Name | ECO | Main line length |
|---|---|---|
| Sicilian Defense: Amazon Attack | B20 | 3 plies |
| Sicilian Defense: Big Clamp Formation | B20 | 7 plies |
| Sicilian Defense: Bowdler Attack | B20 | 3 plies |
| Sicilian Defense: Brick Variation | B20 | 3 plies |
| Sicilian Defense: Czerniak Attack | B20 | 3 plies |
| Sicilian Defense: Czerniak Attack, Queen Fianchetto Variation | B20 | 4 plies |
| Sicilian Defense: Euwe Attack, Prins Gambit | B20 | 5 plies |
| Sicilian Defense: Gloria Variation | B20 | 8 plies |
| Sicilian Defense: Grob Variation | B20 | 3 plies |
| Sicilian Defense: Keres Variation | B20 | 3 plies |
| Sicilian Defense: King David's Opening | B20 | 3 plies |
| Sicilian Defense: Kronberger Variation | B20 | 3 plies |
Related puzzles
Lichess tactics played in this opening — solve them right on the board:
#DDnYM rating 2012
clearance, crushing, intermezzo, kingsideAttack, long, middlegame, sacrifice
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