| ECO | Moves | Opening | ||
| C00 | 1. e4 e6 | French defence | ||
| C01 | 1. e4 e6 2. d4 d5 3. exd5 | French, exchange variation | ||
| C02 | 1. e4 e6 2. d4 d5 3. e5 | French, advance variation | ||
| C03-C09 | 1. e4 e6 2. d4 d5 3. Nd2 | French, Tarrasch | ||
| C10 | 1. e4 e6 2. d4 d5 3. Nc3 | French, Paulsen variation | ||
| C11 | 1. e4 e6 2. d4 d5 3. Nc3 Nf6 | French defence | ||
| C12 | 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 | French, MacCutcheon variation | ||
| C13-C14 | 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 | French, classical | ||
| C15-C19 | 1. e4 e6 2. d4 d5 3. Nc3 Bb4 | French, Winawer |