Chess puzzle (Checkmate)
Moves: 1. e4 e6 2. d4 d5 3. Nd2 h6 4. e5 c5 5. c3 Nc6 6. Bb5 Qb6 7. Bxc6+ bxc6 8. Ngf3
cxd4 9. cxd4 Ne7 10. Nb3 Nf5 11. O-O Ba6 12. Re1 Bb4 13. Bd2 Bxd2 14. Qxd2 O-O
15. Nc5 Rad8 16. a3 Bc4 17. b4 a6 18. Qc3 f6 19. Nd2 Rfe8 20. Nxc4 dxc4 21.
Qxc4 Rxd4 22. Qxa6 Qxa6 23. Nxa6 fxe5 24. Rxe5 Red8 25. h3 Kf7 26. Rc5 Rd1+ 27.
Rxd1 Rxd1+ 28. Kh2 Ra1 29. Rxc6 Rxa3 30. b5 Nd4 31. Rc7+ Kf6 32. Nc5 Nxb5 33.
Rb7 Nd4 34. Nd7+ Kf5 35. g4+ Kg6 36. Nf8+ Kf6 37. Nh7+ Kg6 38. Nf8+ Kf6 39.
Nh7+ Ke5 40. Rxg7 Nf3+ 41. Kg2 Ne1+ 42. Kf1 Nd3 43. Ke2 Nf4+ 44. Kf1 *
Position (FEN): 8/6RN/4p2p/4k3/5nP1/r6P/5P2/5K2 b - - 8 44
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 603
Best move: Ra1#