Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. e3 e6 3. c4 Nf6 4. c5 b6 5. cxb6 axb6 6. Nc3 c5 7. Nf3 Nbd7 8. Bb5
Ba6 9. Bxa6 Rxa6 10. dxc5 bxc5 11. Qe2 Rc6 12. O-O Bd6 13. Nb5 O-O 14. b3 Ne5
15. Nxd6 Nxf3+ 16. Qxf3 Qxd6 17. Bb2 e5 18. Qg3 Ne4 19. Qxe5 f6 20. Qxd6 Rxd6
21. Rfd1 Rfd8 22. f3 Ng5 23. Ba3 Rc6 24. Rd3 c4 25. bxc4 Rxc4 26. Rad1 Ra4 27.
Be7 Rd7 28. Bc5 Rxa2 29. Rxd5 Rxd5 30. Rxd5 Rc2 31. Bd4 Rc1+ 32. Kf2 Rd1 33.
Rd8+ Kf7 34. Rd7+ Kg6 35. Ke2 Rh1 36. h3 Rh2 37. Kf1 Rh1+ 38. Kf2 Rh2 39. Kg3
Rh1 40. h4 Ne6 41. Kg4 Rh2 42. g3 *
Position (FEN): 8/3R2pp/4npk1/8/3B2KP/4PPP1/7r/8 b - - 0 42
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 957
Best move: f5#