Center Game — opening family
18 catalogued lines · ECO C20–C22
The shortest catalogued line of the family runs 1. e4 e5 2. d4 — the position below. The continuation chips count how many catalogued lines extend this head with each next move; explore the full tree below and play any branch against the engine.
Variations tree of the Center Game family
Click any move to jump to that position; switch branches at any point with the alternative moves. Test your knowledge plays the shown position against the engine.
Start
Main continuations
All 18 lines
| Name | ECO | Main line length |
|---|---|---|
| Center Game | C20 | 3 plies |
| Center Game: Halasz-McDonnell Gambit | C21 | 5 plies |
| Center Game: von der Lasa Gambit | C21 | 5 plies |
| Center Game: Kieseritzky Variation | C21 | 5 plies |
| Center Game: Ross Gambit | C21 | 5 plies |
| Center Game | C21 | 5 plies |
| Center Game: Kieseritzky Variation | C21 | 6 plies |
| Center Game: Normal Variation | C22 | 6 plies |
| Center Game: Kieseritzky Variation | C21 | 7 plies |
| Center Game: Lanc-Arnold Gambit | C21 | 7 plies |
| Center Game: Hall Variation | C22 | 7 plies |
| Center Game: Paulsen Attack Variation | C22 | 7 plies |
| Center Game: l'Hermet Variation | C22 | 8 plies |
| Center Game: Berger Variation | C22 | 8 plies |
| Center Game: Halasz-McDonnell Gambit, Crocodile Variation | C21 | 9 plies |
| Center Game: Lanc-Arnold Gambit, Schippler Gambit | C21 | 9 plies |
| Center Game: Charousek Variation | C22 | 10 plies |
| Center Game: Kupreichik Variation | C22 | 17 plies |