ECO Codes
The ECO Codes is a classification system for the chess openings moves. Below is a list of chess openings organized by the Encyclopaedia of Chess Openings (ECO) code. The openings are divided in five volumes labeled from "A" through "E".
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1. d4 Nf6
- 1. d4 Nf6 2. g4
- 1. d4 Nf6 2. f4
- 1. d4 Nf6 2. f3
- 1. d4 Nf6 2. f3 d5 3. e4
- 1. d4 Nf6 2. f3 d5 3. g4
- 1. d4 Nf6 2. Bg5
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1. d4 Nf6 2. Nf3
- 1. d4 Nf6 2. Nf3 e6 3. Bg5
- 1. d4 Nf6 2. Nf3 e6 3. Bg5 c5 4. e4
- 1. d4 Nf6 2. Nf3 e6 3. e3
- 1. d4 Nf6 2. Nf3 Ne4