Chess puzzle (Checkmate)
Moves: 1. Nf3 c6 2. d4 d5 3. g3 Bf5 4. Bg2 h6 5. O-O e6 6. c4 Nf6 7. Qb3 Qd7 8. Nc3 b6
9. Ne5 Qc7 10. cxd5 exd5 11. Bf4 Bd6 12. Rac1 O-O 13. Nb5 Qd8 14. Nxd6 Qxd6 15.
Nxc6 Qxc6 16. Rxc6 Nxc6 17. Bxd5 Nxd4 18. Qc4 Nxd5 19. Qxd4 Be6 20. b3 Rfd8 21.
Qe5 Rac8 22. Rc1 Ra8 23. Rc6 Re8 24. Qd4 Rad8 25. Rd6 Rc8 26. Rxd5 Bh3 27. e4
Rc2 28. a4 Re2 29. f3 Rg2+ 30. Kh1 Rc8 31. Rd8+ Rxd8 32. Qxd8+ Kh7 33. Qd3 Ra2
34. Be3 Ra1+ 35. Bg1 Ra2 36. Bd4 Bg2+ 37. Kg1 Bh3 38. e5+ g6 39. f4 Rg2+ 40.
Kh1 Ra2 41. Qf3 Rc2 42. g4 Rc1+ 43. Bg1 Bf1 44. f5 gxf5 45. Qxf5+ Kg7 46. Qf6+
Kg8 47. Qxh6 Bd3 48. Qxc1 *
Position (FEN): 6k1/p4p2/1p6/4P3/P5P1/1P1b4/7P/2Q3BK b - - 0 48
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 570
Best move: Be4#