Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. Nf3 Nf6 3. g3 e6 4. Bg2 Be7 5. O-O O-O 6. c4 c6 7. Nc3 dxc4 8. Ne5
Bd7 9. Nxc4 Na6 10. Qb3 Qc8 11. Bf4 Nd5 12. Nxd5 exd5 13. Ne5 Be6 14. Nd3 Bg4
15. Rfe1 Be6 16. Rac1 Nc7 17. Nc5 Bxc5 18. Rxc5 Na6 19. Rc3 Qd7 20. Qd1 Rac8
21. Qc1 h6 22. h4 Nb4 23. Qb1 b6 24. a3 Na6 25. b4 c5 26. bxc5 bxc5 27. dxc5
Rxc5 28. Rec1 Rc4 29. e4 Rxc3 30. Rxc3 d4 31. Rd3 Nc5 32. Rd1 f6 33. Qb4 Nb3
34. Rd3 a5 35. Qb6 a4 36. Bd2 Bc4 37. Rxb3 axb3 38. Bf1 Qe6 39. Qxd4 Bxf1 40.
Kxf1 Rb8 41. Bc3 Qa6+ 42. Kg2 Qxa3 43. Bb2 Qe7 44. f4 Rb4 45. Qd5+ Qf7 46. Qd8+
Kh7 47. e5 Qb7+ 48. Kh2 Qe4 49. exf6 Qe2+ 50. Kh1 Qf1+ 51. Kh2 Re4 52. fxg7 *
Position (FEN): 3Q4/6Pk/7p/8/4rP1P/1p4P1/1B5K/5q2 b - - 0 52
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 971
Best move: Re2#