Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. Nf3 g6 3. c3 Bg7 4. Bf4 O-O 5. e3 c5 6. Nbd2 d6 7. h3 a6 8. Be2 b5
9. O-O Bb7 10. Re1 Nbd7 11. Nf1 Ne4 12. N3d2 Ndf6 13. a3 Rc8 14. Bf3 Qb6 15.
Nxe4 Nxe4 16. Rc1 e5 17. dxe5 dxe5 18. Bxe4 Bxe4 19. Bg3 Rfd8 20. Qe2 c4 21.
Red1 Bd3 22. Qe1 e4 23. Rd2 a5 24. Bf4 h5 25. Ng3 h4 26. Ne2 Bxe2 27. Qxe2 Rd3
28. Rdc2 Rcd8 29. Qg4 Bf6 30. Bg5 Bxg5 31. Qxg5 Rd1+ 32. Rxd1 Rxd1+ 33. Kh2
Qd6+ 34. g3 hxg3+ 35. Qxg3 Qxg3+ 36. Kxg3 f5 37. f3 exf3 38. Kxf3 Kf7 39. Rh2
Kf6 40. e4 Rd3+ 41. Kf4 *
Position (FEN): 8/8/5kp1/pp3p2/2p1PK2/P1Pr3P/1P5R/8 b - - 2 41
Black to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 1039
Best move: g5#