Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. b4 cxb4 3. a3 d5 4. exd5 Nf6 5. axb4 Nxd5 6. Nf3 Nxb4 7. Bc4 e6 8.
O-O Be7 9. Bb2 Bf6 10. c3 Nd5 11. Ba3 Be7 12. Bxd5 Qxd5 13. Bxe7 Kxe7 14. Na3
Rd8 15. Qb1 g6 16. Nb5 Qc5 17. d4 Qb6 18. Qb4+ Ke8 19. Nd6+ Qxd6 20. Qb5+ Bd7
21. Qg5 Bc6 22. Ne5 Nd7 23. Ng4 Qe7 24. Qh6 f5 25. Ne3 Nb6 26. Rfe1 Rd7 27.
Nxf5 gxf5 28. Rxe6 Kd8 29. Rxe7 Rxe7 30. Qd6+ Ke8 31. h4 Kf7 32. Qh6 Kg8 33.
Kh2 Rg7 34. f3 a6 35. c4 Re8 36. d5 Re2 37. Rg1 Nxd5 38. cxd5 Bxd5 39. Qf4 Be6
40. Qb8+ Kf7 41. Qxb7+ Kf6 42. Qxa6 Ra2 43. Qb6 h5 44. Qd4+ Kg6 45. Re1 Kf7 46.
Rg1 Rg6 47. Qf4 Ra7 48. Qd2 Rd7 49. Qe2 Rd4 50. Qe5 *
Position (FEN): 8/5k2/4b1r1/4Qp1p/3r3P/5P2/6PK/6R1 b - - 13 50
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 699
Best move: Rxh4#