Chess puzzle (Checkmate)
Moves: 1. d4 c6 2. c4 d5 3. Nf3 Nf6 4. cxd5 cxd5 5. Bg5 Bf5 6. Nc3 e6 7. e3 Be7 8.
Bb5+ Nbd7 9. Ne5 O-O 10. Bxf6 Nxf6 11. O-O a6 12. Ba4 b5 13. Bc2 Bxc2 14. Qxc2
Rc8 15. Qd3 Rc7 16. Rac1 Nd7 17. Nxd7 Qxd7 18. a3 Rfc8 19. Na2 a5 20. Rxc7 Rxc7
21. Rc1 b4 22. a4 Rxc1+ 23. Nxc1 Qxa4 24. b3 Qa1 25. Qc2 Qc3 26. Qd1 g6 27. g3
g5 28. Na2 Qb2 29. Nc1 Bf6 30. Nd3 Qc3 31. Nc5 Bd8 32. Na4 Qc6 33. Nc5 Kg7 34.
Qh5 Be7 35. Na4 Qc1+ 36. Kg2 Qc2 37. Nc5 h6 38. Nd7 Bd6 39. h4 Qc7 40. Nc5 Bxc5
41. dxc5 a4 42. hxg5 hxg5 43. Qxg5+ Kf8 44. Qh6+ Ke8 45. Qh8+ Kd7 46. bxa4 Qxc5
47. Qb2 Qa5 48. Qb3 Qb6 49. Kf1 Kd6 50. Ke2 f6 51. Kd3 Qa6+ 52. Kd4 *
Position (FEN): 8/8/q2kpp2/3p4/Pp1K4/1Q2P1P1/5P2/8 b - - 3 52
Black to move.
Themes:  Endgame, Queen Endgame Mate in 1 
Puzzle rating: 1485
Best move: e5#