The Luer Trap allows white to take advantage of a mistake in the Alekhine Defense by allowing a central pawn to become poisoned and trapping the black queen.
For the PGN you can follow along:
1. e4 Nf6 2. e5 Nd5 3. Nf3 d6 4. d4 Bg4 5. Be2 dxe5 6. Nxe5 (6. dxe5 Nc6 7.
O-O) 6… Bxe2 7. Qxe2 Nb6 8. O-O Qxd4 9. Rd1 Qh4 (9… Qc5 10. b4 Qxb4 11. Qf3
f6 (11… N6d7 12. Qxf7+ Kd8 13. Bf4)12. Qh5+ g6 13. Nxg6) (9… Qb4 10.
Qf3)(9… Qa4 10. Qf3 f6 11. Qh5+ g6 12. Nxg6) 10. Bg5 Qxg5 (10… Qb4 11. Qf3
f6 12. Qh5+ g6 13. Nxg6 hxg6 14. Qxg6#) 11. Rd8+ Kxd8 12. Nxf7+ Ke8 13. Nxg5
Nc6 14. Ne6 Rc8 15. Nc3 *
For more chess traps you can check out https://www.thechesswebsite.com/chess-traps/