The Würzburger Trap is a chess opening trap in the Vienna Gambit. It was named around 1930 for German banker Max Würzburger.
The trap
1. e4 e5 2. Nc3 Nf6 3. f4
:White plays the Vienna Gambit.
3... d5
:Thought to be the best reply.
4. fxe5 Nxe4 5. d3
:White also has lines beginning 5.Qf3 (Steinitz) and 5.Nf3, but neither achieves an advantage.
5... Qh4+
:Initiating the trap. Black has other choices 5...Bb4 and 5...Nxc3.
6. g3 Nxg3 7. Nf3 Qh5 8. Nxd5 Bg4
:8...Nxh1? 9.Nxc7+ Kd8 10.Nxa8 leads to advantage for White. 10.Nxc7+ Kd7 (10...Kd8 11.Nxa8 Nc6 12.d4 Bxf3 13.Qxf3 Qxf3 14.Bxf3 Nxd4 15.Bg5+ Be7 16.Rd1+−; Larsen)
9... Bxf3 10. Nxh5 Bxd1 11. hxg3 Bxc2?
:Black tries to win a pawn, but instead loses a .
12. b3
:The black bishop on c2 is trapped; White will win it by playing Kd2 or Rh2 next turn.
References
Bibliography