Tree path 3 levels King's Pawn Game › Sicilian Defense › McDonnell Attack
B21

Sicilian Defense: McDonnell Attack

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Overview

Sicilian Defense: McDonnell Attack is a variation within the Semi-Open Games family, indexed as ECO B21.

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.

It begins with 3 plies and takes 1. e4 c5 2. f4 to reach the canonical position.

It is a variation of Sicilian Defense, which itself descends from the root opening King's Pawn Game.

It branches into 3 notable variations — Bird Opening: Dutch Variation, Batavo Gambit, Tal Gambit, Toilet Variation.

Step through the moves on the interactive board below, review the live Lichess statistics, or play this position against Stockfish at one of six difficulty levels.

ECO code
B21
Group
Semi-Open Games (B)
Plies
3
Parent
Sicilian Defense
Direct variations
3

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.

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Variations (3)