Three Knights Opening — opening family
6 catalogued lines · ECO C46–C46
The shortest catalogued line of the family runs 1. e4 e5 2. Nf3 Nc6 3. Nc3 — 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 Three Knights Opening 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 6 lines
| Name | ECO | Main line length |
|---|---|---|
| Three Knights Opening | C46 | 5 plies |
| Three Knights Opening: Steinitz Defense | C46 | 6 plies |
| Three Knights Opening: Winawer Defense | C46 | 6 plies |
| Three Knights Opening | C46 | 6 plies |
| Three Knights Opening: Schlechter Variation | C46 | 8 plies |
| Three Knights Opening: Steinitz-Rosenthal Variation | C46 | 9 plies |