Chess puzzle (Checkmate)
Moves: 1. e4 e6 2. d4 d5 3. e5 c5 4. c3 a6 5. Nf3 Nc6 6. Bd3 cxd4 7. cxd4 Bb4+ 8. Bd2
Nge7 9. Bxb4 Nxb4 10. Qa4+ Nbc6 11. O-O Bd7 12. Qb3 b5 13. Nbd2 Na5 14. Qb4 Nc4
15. Nxc4 bxc4 16. Bc2 O-O 17. Qc3 Rb8 18. b3 Bb5 19. bxc4 Bxc4 20. Rfe1 Rb5 21.
Nd2 Qc7 22. Qh3 h6 23. Rec1 Qb6 24. Nxc4 dxc4 25. Qf3 Qxd4 26. Ba4 Rb4 27. Qa3
c3 28. Bd1 Qd2 29. Qxb4 *
Position (FEN): 5rk1/4npp1/p3p2p/4P3/1Q6/2p5/P2q1PPP/R1RB2K1 b - - 0 29
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 974
Best move: Qe1#