Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 e6 5. Bg5 Nbd7 6. e3 Qa5 7. Nd2 Bb4 8. Qc2
O-O 9. Be2 c5 10. O-O cxd4 11. exd4 a6 12. a3 Bxc3 13. bxc3 dxc4 14. h4 h6 15.
Nxc4 Qc7 16. Bd2 b5 17. Bf3 Bb7 18. Bxb7 Qxb7 19. Ne3 Rac8 20. Qb3 Qe4 21. a4
Rb8 22. axb5 Rxb5 23. Qa4 Qxh4 24. Qxa6 Rh5 25. f3 Re8 26. Be1 Qh2+ 27. Kf2 Nf8
28. Qa4 Ng6 29. Rg1 Nf4 30. Kf1 Rb8 31. Qa2 N6d5 32. Ng4 Nxg2 33. Nxh2 Nge3+
34. Ke2 Rxh2+ 35. Kd3 Rxa2 36. Rxa2 f5 37. Bd2 f4 38. Rga1 Kh7 39. Bxe3 Nxe3
40. c4 Rb3+ 41. Ke4 Nxc4 42. Kxf4 g5+ 43. Ke4 *
Position (FEN): 8/7k/4p2p/6p1/2nPK3/1r3P2/R7/R7 b - - 1 43
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1036
Best move: Re3#