Chess puzzle (Checkmate)
Moves: 1. d4 c5 2. Nf3 cxd4 3. Nxd4 Nc6 4. g3 e5 5. Nxc6 dxc6 6. Qxd8+ Kxd8 7. Bg2 Kc7
8. O-O Nf6 9. c4 Be6 10. b3 Be7 11. Bb2 e4 12. Nd2 e3 13. fxe3 Rad8 14. Nf3 Ng4
15. Bxg7 Rhg8 16. Be5+ Nxe5 17. Nxe5 Bc5 18. Nxf7 Bxe3+ 19. Kh1 Rdf8 20. Ne5
Bd4 21. Nf3 Bxa1 22. Rxa1 Bg4 23. Kg1 Rd8 24. Kf2 Bxf3 25. Bxf3 Rd2 26. h4 Rgd8
27. g4 Rd1 28. Rxd1 Rxd1 29. Be4 h6 30. Ke3 Rg1 31. Bf3 a5 32. Kf4 Ra1 33. Kf5
Rxa2 34. Kg6 Rb2 35. Kxh6 Rxb3 36. g5 a4 37. g6 a3 38. g7 a2 39. g8=Q a1=Q 40.
Qf7+ Kb8 41. Qf8+ Ka7 42. Qc5+ Rb6 43. h5 Qf6+ 44. Kh7 Qf7+ 45. Kh8 Qf6+ 46.
Kg8 Ka6 *
Position (FEN): 6K1/1p6/krp2q2/2Q4P/2P5/5B2/4P3/8 w - - 7 47
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1006
Best move: Qa3#