Center Game
18 named lines, ECO C20–C22. The main position arises after1. e4 e5 2. d4.
| Line | Games | White / draw / Black |
|---|---|---|
| Center Game (1… e5 2. d4) C20 · 1. e4 e5 2. d4 | 212,250 | |
| Center Game (2… exd4 3. Qxd4) C21 · 1. e4 e5 2. d4 exd4 3. Qxd4 | 54,103 | |
| Halasz-McDonnell Gambit C21 · 1. e4 e5 2. d4 exd4 3. f4 | 4,626 | |
| Kieseritzky Variation (2… exd4 3. Nf3) C21 · 1. e4 e5 2. d4 exd4 3. Nf3 | 25,193 | |
| Ross Gambit C21 · 1. e4 e5 2. d4 exd4 3. Bd3 | 1,000 | |
| von der Lasa Gambit C21 · 1. e4 e5 2. d4 exd4 3. Bc4 | 4,720 | |
| Kieseritzky Variation (3. Nf3 c5) C21 · 1. e4 e5 2. d4 exd4 3. Nf3 c5 | 4,520 | |
| Normal Variation C22 · 1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 | 44,257 | |
| Hall Variation C22 · 1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qc4 | 2,155 | |
| Kieseritzky Variation (3… c5 4. Bc4) C21 · 1. e4 e5 2. d4 exd4 3. Nf3 c5 4. Bc4 | 2,344 | |
| Lanc-Arnold Gambit C21 · 1. e4 e5 2. d4 exd4 3. Nf3 Bc5 4. c3 | 211 | |
| Paulsen Attack Variation C22 · 1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 | 16,439 | |
| Berger Variation C22 · 1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 Nf6 | 5,509 | |
| l'Hermet Variation C22 · 1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 f5 | 16 | |
| Halasz-McDonnell Gambit, Crocodile Variation C21 · 1. e4 e5 2. d4 exd4 3. f4 Bc5 4. Nf3 Nc6 5. c3 | – | |
| Lanc-Arnold Gambit, Schippler Gambit C21 · 1. e4 e5 2. d4 exd4 3. Nf3 Bc5 4. c3 dxc3 5. Bc4 | 53 | |
| Charousek Variation C22 · 1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 Bb4+ 5. c3 Be7 | 34 | |
| Kupreichik Variation C22 · 1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 Nf6 5. Nc3 Bb4 6. Bd2 O-O 7. O-O-O Re8 8. Bc4 d6 9. Nh3 | 2 |