Chess puzzle (Checkmate)
Moves: 1. e4 Nc6 2. d4 d5 3. e5 Bf5 4. c3 f6 5. f4 Qd7 6. Be3 Nh6 7. h3 Bg6 8. g4 e6
9. Nf3 O-O-O 10. Nbd2 Be7 11. b4 a6 12. a4 fxe5 13. fxe5 Nf7 14. b5 Nb8 15.
bxa6 Nxa6 16. Qb3 h5 17. g5 Nb8 18. Ra2 Bf5 19. Rb2 c6 20. a5 Qc7 21. Qa4 Rd7
22. c4 Rf8 23. c5 Re8 24. a6 bxa6 25. Bxa6+ Kd8 26. Nh4 Nxa6 27. Qxa6 Qa7 28.
Qxa7 Rxa7 29. Nxf5 exf5 30. O-O Bxg5 31. Bxg5+ Nxg5 32. Rxf5 Ne6 33. Nf3 g5 34.
Rf6 Ree7 35. Rb8+ Kc7 36. Rb2 g4 37. hxg4 hxg4 38. Nh4 Nxd4 39. Nf5 Nf3+ 40.
Kg2 Rh7 41. Rb6 Ra2+ 42. Kg3 Nxe5 43. Nd4 Rh3+ 44. Kf4 Rf2+ 45. Kxe5 *
Position (FEN): 8/2k5/1Rp2R2/2PpK3/3N2p1/7r/5r2/8 b - - 0 45
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1443
Best move: Re3#