Tree path 5 levels King's Pawn Game › Sicilian Defense › Sicilian Defense › O'Kelly Variation › Quiet System
- Chess Codex
- King's Pawn Game B00
- Sicilian Defense B20
- Sicilian Defense B27
- O'Kelly Variation B28
- Quiet System B28 you are here
Sicilian Defense: O'Kelly Variation, Quiet System
Overview
Sicilian Defense: O'Kelly Variation, Quiet System is a specific line in the Semi-Open Games family (ECO B28), arising from a recognised theoretical position.
The Semi-Open Games group covers semi-open games — replies to 1.e4 where Black declines the symmetrical 1…e5 in favour of an asymmetric pawn structure.
The line arises from 5 plies — specifically the moves 1. e4 c5 2. Nf3 a6 3. d3.
The line refines Sicilian Defense: O'Kelly Variation, which traces back to the root opening King's Pawn Game.
Explore the position on the interactive board, study its real-world results from Lichess, and challenge the engine when you are ready.
- ECO code
- B28
- Group
- Semi-Open Games (B)
- Plies
- 5
This overview is generated automatically from the opening's metadata. A more detailed, human-written description is on the way — and you can speed it up by suggesting one yourself.
Statistics from Lichess
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Source: Lichess Opening Explorer · cached
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