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5...Qh4+ "initiates 'Würzburger's Trap'." (Korn)

The Würzburger Trap is a chess opening trap in the Vienna Gambit. It was named around 1930 for German banker Max Würzburger.

This article uses algebraic notation to describe chess moves.

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.

9. Nf4

White can obtain the better game with 9.Bg2 Nxh1 (9...Bxf3 10.Qxf3 Qxe5+ 11.Kd1 Nxh1 12.Bf4 Qxb2 13.Qe4+ +− Hamann–Schvenkrantz, Germany 1965; 10...Qxf3 11.Bxf3 Nxa1 12.Nxc7+ Kd7 13.Nxa8 Bc5 14.Bxh1 Nc6 15.Bf4± Arhangel'skij–Popov, USSR 1958; Larsen) 10.Nxc7+ Kd7 (10...Kd8 11.Nxa8 Nc6 12.d4 Bxf3 13.Qxf3 Qxf3 14.Bxf3 Nxd4 15.Bg5+ Be7 16.Rd1+−; Larsen) 11.Nxa8 Nc6.

9... Bxf3 10. Nxh5 Bxd1 11. hxg3 Bxc2?

Black tries to win a pawn, but instead loses a piece.

12. b3

The black bishop on c2 is trapped; White will win it by playing Kd2 or Rh2 next turn.
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8a8 black rookb8 black knighte8 black kingf8 black bishoph8 black rooka7 black pawnb7 black pawnc7 black pawnf7 black pawng7 black pawnh7 black pawne5 white pawnh5 white knightb3 white pawnd3 white pawng3 white pawna2 white pawnc2 black bishopa1 white rookc1 white bishope1 white kingf1 white bishoph1 white rook8
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Position after 12.b3. The bishop on c2 is lost.

References

  1. Horowitz (1964), pp. 221–22
  2. ^ Korn (1982), p. 105
  3. ^ Matanović, Aleksandar, ed. (1981). Encyclopaedia of Chess Openings. Vol. C (2nd ed.). Yugoslavia: Chess Informant. p. 145.
  4. Horowitz (1964), p. 222

Bibliography

Further reading

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