Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nd4 4. Nxd4 exd4 5. Ne2 c5 6. d3 Bd6 7. Bf4 Qc7 8.
g3 Ne7 9. Bg2 Ng6 10. Bxd6 Qxd6 11. O-O O-O 12. c3 f5 13. cxd4 cxd4 14. Qa4 f4
15. Qxd4 Qe7 16. Nc3 f3 17. Bh3 d6 18. Nd5 Qg5 19. Bxc8 Raxc8 20. Qe3 Qxe3 21.
Nxe3 Ne5 22. Rfd1 h5 23. b3 Ng4 24. Nf5 Rc2 25. Rf1 Rd8 26. Nh4 Rf8 27. h3 g5
28. Nf5 Ne5 29. d4 Nd3 30. Nxd6 g4 31. hxg4 hxg4 32. Nf5 Kh7 33. Rad1 Nb4 34.
d5 Kg6 35. d6 Nc6 36. Ne3 Rxa2 37. Nxg4 Kg5 38. Ne3 Ne5 39. Nc4 Ng4 40. e5 Rh8
41. e6 Rh2 42. Rd2 Nxf2 43. Rxa2 *
Position (FEN): 8/pp6/3PP3/6k1/2N5/1P3pP1/R4n1r/5RK1 b - - 0 43
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1594
Best move: Rg2#