Alekhine Defense: O'Sullivan Gambit
ECO B03 · 1. e4 Nf6 2. e5 Nd5 3. d4 b5
Related variations
- Alekhine Defense: Krejcik Variation
- Alekhine Defense: Brooklyn Variation
- Alekhine Defense: Mokele Mbembe
- Alekhine Defense: Scandinavian Variation
- Alekhine Defense: Two Pawns Attack
- Alekhine Defense: Modern Variation
- Alekhine Defense: Exchange Variation
- Alekhine Defense: Four Pawns Attack
- Alekhine Defense: Hunt Variation
- Alekhine Defense: Maróczy Variation
- Alekhine Defense: Normal Variation
- Alekhine Defense: Buckley Attack
- Alekhine Defense: Sämisch Attack
- Alekhine Defense: Welling Variation
- Alekhine Defense: The Squirrel
- Alekhine Defense: Balogh Variation
- Alekhine Defense: Spielmann Gambit
- Alekhine Defense: Steiner Variation
- Alekhine Defense: Kmoch Variation