Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. d4 cxd4 3. c3 d3 4. Bxd3 Nc6 5. Nf3 g6 6. c4 Bg7 7. O-O d6 8. h3
Nf6 9. Nc3 O-O 10. Qe2 Nd7 11. Rd1 a5 12. Bf4 Qb6 13. Rac1 Nd4 14. Nxd4 Bxd4
15. Nd5 Qd8 16. Bb1 Bg7 17. Bg5 f6 18. Be3 b6 19. b3 Nc5 20. Bd4 Be6 21. Rc3
Rb8 22. Rg3 Bh6 23. Rf1 Kf7 24. f4 Ke8 25. f5 Bf7 26. Nc3 Kd7 27. Nb5 Kc8 28.
Rd1 Kb7 29. e5 fxe5 30. Be4+ Ka6 31. Bxe5 gxf5 32. Bc6 f4 33. Rc3 Be8 34. Bxe8
Rxe8 35. Bd4 Qc8 36. Bxc5 bxc5 37. Rf3 Rb6 38. Qe4 Qb7 39. Re1 e5 40. Qxb7+
Kxb7 41. Rd1 Bf8 42. Rfd3 Re6 43. Rd5 h5 44. Kf2 Kc8 45. Kf3 Kd7 46. Ke4 Ke7
47. Nc7 Rg6 48. R1d2 Rg3 49. Nb5 Kf6 50. Nxd6 *
Position (FEN): 5b2/8/1r1N1k2/p1pRp2p/2P1Kp2/1P4rP/P2R2P1/8 b - - 0 50
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1083
Best move: Re3#