B20 - Sicilian Defence: Unusual / 2.a3

Variation: Sicilian Defence: Unusual / 2.a3

Initial Move: The starting point for the most popular and complex response to 1.e4. It creates immediate asymmetry and offers chances for a win for both sides. Learn this opening step by step

UzChess Cup Challengers
2026.06.14
GM Deac, Bogdan-Daniel (2656)
GM Aditya, Mittal (2599)
결과 1-0
Opening B20
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Reykjavik Open 2026
2026.03.28
IM Makkar, Rajat (2473)
GM Xiao, Tong(QD) (2586)
결과 1/2-1/2
Opening B20
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Reykjavik Open 2026
2026.03.28
IM Makkar, Rajat (2473)
GM Chasin, Nico (2490)
결과 1-0
Opening B20
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GCT Super Rapid Croatia
2026.07.01
GM Van Foreest, Jorden (2728)
GM Giri, Anish (2764)
결과 0-1
Opening B20
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GCT Super Blitz Croatia
2026.07.04
GM Deac, Bogdan-Daniel (2656)
GM Van Foreest, Jorden (2728)
결과 1-0
Opening B20
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GCT Super Blitz Croatia
2026.07.04
GM Deac, Bogdan-Daniel (2656)
GM Saric, Ivan (2624)
결과 1/2-1/2
Opening B20
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FIDE World Bl Team Pool A
2026.06.20
GM Caruana, Fabiano (2792)
GM Shengelia, David (2507)
결과 1-0
Opening B20
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FIDE World Bl Team Pool A
2026.06.20
GM Carlsen, Magnus (2841)
GM Andreikin, Dmitry (2710)
결과 1-0
Opening B20
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FIDE World Bl Team Pool A
2026.06.20
GM Carlsen, Magnus (2841)
GM Gao, Rui (2534)
결과 1-0
Opening B20
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FIDE World Rapid Team
2026.06.17
GM Sadhwani, Raunak (2638)
GM Yeoh, Li Tian (2492)
결과 0-1
Opening B20
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