Chess puzzle (Checkmate)
Moves: 1. Nf3 d5 2. d3 Nf6 3. c3 Bf5 4. Nbd2 Nc6 5. g3 e5 6. Bg2 d4 7. O-O Bd6 8. Nh4
Bg6 9. Qa4 Qd7 10. Bxc6 Qxc6 11. Qxc6+ bxc6 12. Nxg6 hxg6 13. Ne4 Be7 14. Ng5
Ng4 15. h4 f6 16. Nf3 c5 17. Nh2 Nxh2 18. Kxh2 g5 19. f4 gxh4 20. g4 g5 21. f5
Bd6 22. Kh3 Kd7 23. e4 dxe3 24. Bxe3 Rab8 25. Rab1 Rb6 26. b3 a5 27. b4 axb4
28. cxb4 Rxb4 29. Rfc1 Ra4 30. Rc2 Ra3 31. Rd1 Rha8 32. Rdd2 R8a4 33. Bxc5 Rf4
34. Bxa3 Bxa3 35. Rf2 Rd4 36. Rc3 Bd6 37. Rf3 Kc8 38. Rc4 Rd5 39. Re4 Rb5 40.
Rf2 Rb1 41. Rd2 Ra1 42. a4 Ra3 43. Rc4 Ra1 44. Re4 Rh1+ 45. Rh2 Rd1 46. Rhe2
Rxd3+ 47. R2e3 Rd1 48. Kg2 Ra1 49. Rc4 Ra2+ 50. Kh3 e4 51. Rcxe4 *
Position (FEN): 2k5/2p5/3b1p2/5Pp1/P3R1Pp/4R2K/r7/8 b - - 0 51
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 399
Best move: Rh2#