| 1 | p.boxed |
| 2 | | Captures are mandatory. Win by checkmating. |
| 3 | |
| 4 | p. |
| 5 | Everything is the same as in orthodox rules, except that when possible, |
| 6 | captures are forced. |
| 7 | The goal is still to checkmate, and stalemate is a draw. |
| 8 | |
| 9 | p. |
| 10 | Some opening traps can be mentioned, like on the following diagram: |
| 11 | Qxd7+ will be forced, losing the queen. |
| 12 | |
| 13 | figure.diagram-container |
| 14 | .diagram |
| 15 | | fen:rnbqkbnr/pppp1pp1/7p/4P3/8/8/PPP1PPPP/RNBQKBNR: |
| 16 | figcaption After 1.d4?? e5 2.dxe5 h6. |
| 17 | |
| 18 | h3 More information |
| 19 | |
| 20 | p. |
| 21 | This idea was suggested recently (2020) by Vincent Rothuis. |
| 22 | It's simple so probably not new, but I never saw it before. |