Réti Opening: Anglo-Slav Variation

An entry in the Encyclopedia of Chess Openings (ECO A12), reached after 7 half-moves: 1. c4 Nf6 2. g3 c6 3. Nf3 d5 4. b3.

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Continue from this position

5 replies continue into sub-variations from this position. Click any to drill deeper.

4…Bf5 2 lines
- A12 London Defensive System
- A12 New York System
4…Bg4 2 lines
- A12 Capablanca Variation
- A12 Torre System
4…c6 1 line
- A12 Bled Variation
4…dxc4 1 line
- A12 with dxc4
4…g6 1 line
- A11 with g3

About this opening

Réti Opening: Anglo-Slav Variation is an opening in the Encyclopedia of Chess Openings, classified under code A12. ECO group A (A00–A99) covers flank and irregular openings, including the English, Bird, Réti and Dutch defences. This particular variation is reached after 7 half-moves from the starting position, with the move sequence 1. c4 Nf6 2. g3 c6 3. Nf3 d5 4. b3.

It belongs to the Réti Opening family. Within that family this is a sub-variation (the Anglo-Slav Variation line).

The opening sequence in prose form: 1.c4 Nf6, 2.g3 c6, 3.Nf3 d5, 4.b3. From this position 5 named continuations are recorded in the encyclopaedia, each leading to a distinct theoretical line.