1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Bf4 Nc6 5. Nf3 Bb4+ 6. Nbd2 Qe7 7. a3 Ngxe5 8. axb4?? 8… Nd3#
Classic opening traps · Budapest Gambit
Kieninger Trap
White takes the bishop on b4, forgetting the e2 pawn is pinned by the queen: the knight lands on d3 with a smothered mate.
In setembro de 2026 this trap position came up in 377 games; 23% of the players with White fell for it.
377games reached the trap
23%White falls for it
99%Black punishes it
100%Black wins afterwards
By rating
| Lichess rating | Reached | Fell | Punished |
|---|---|---|---|
| Under 1200 | 0 | – | – |
| 1200–1599 | 27 | – | – |
| 1600–1999 | 152 | 36% | 98% |
| 2000 and up | 198 | 8% | – |