Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Bb4 5. Qb3 Bxc3+ 6. Qxc3 dxc4 7. e3 O-O 8.
Bxc4 c6 9. b3 b5 10. Bd3 a5 11. Ne5 Bb7 12. O-O b4 13. Qc2 Nbd7 14. Nxc6 Bxc6
15. Qxc6 Rc8 16. Qf3 Rc3 17. Bc4 Nb6 18. Bd2 Rc2 19. Qd1 Rb2 20. Bc1 Nxc4 21.
bxc4 Qc7 22. Bxb2 Qxc4 23. Qb3 Qe2 24. Rfe1 Qh5 25. Rac1 Ne4 26. Qd3 Ng5 27. d5
g6 28. dxe6 Nxe6 29. Red1 Qg4 30. Rc4 Qg5 31. Qd5 Qh6 32. Qe5 Ng7 33. Qxg7+
Qxg7 34. Bxg7 Kxg7 35. Rd5 Ra8 36. Rcc5 a4 37. Ra5 Rc8 38. Kf1 b3 39. axb3 axb3
40. Rdb5 Rc1+ 41. Ke2 Rc2+ 42. Kf3 b2 43. Ra2 h5 44. Raxb2 Rc3 45. Rb7 g5 46.
Ra7 Kg6 47. Rb6+ f6 48. Raa6 g4+ 49. Kg3 Kg5 50. Rxf6 *
Position (FEN): 8/8/R4R2/6kp/6p1/2r1P1K1/5PPP/8 b - - 0 50
Black to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 904
Best move: h4#