Chess puzzle (Checkmate)
Moves: 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. b4 Qxb4 5. Rb1 Qa5 6. Bc4 c6 7. Qf3 Nf6 8.
Nge2 Bg4 9. Qe3 b5 10. Bb3 e6 11. d4 Bxe2 12. Kxe2 Be7 13. Bd2 Qc7 14. Rhe1 Ng4
15. Qf4 Qxf4 16. Bxf4 O-O 17. Kf1 g5 18. Bg3 h5 19. h3 h4 20. Bxh4 Nh2+ 21. Kg1
Nf3+ 22. gxf3 gxh4 23. d5 Bb4 24. Re3 exd5 25. Nxd5 cxd5 26. Bxd5 Bc5 27. Rc3
Bd4 28. Rd3 Nc6 29. Bxc6 Rad8 30. Bxb5 Kh7 31. Rb4 Rg8+ 32. Kf1 Bc5 33. Rxh4+
Kg6 34. Rxd8 Rxd8 35. Rg4+ Kf6 36. Ra4 Rd1+ 37. Ke2 Rh1 38. Bd7 Rh2 39. Rc4 Bb6
40. c3 Rxf2+ 41. Ke1 Rxf3 42. Bg4 Rf2 43. Ra4 Rc2 44. Ra3 Kg5 45. Kd1 Rf2 46.
Ke1 f5 47. Be2 Rh2 48. c4 f4 49. Rf3 Rg2 50. Kf1 *
Position (FEN): 8/p7/1b6/6k1/2P2p2/5R1P/P3B1r1/5K2 b - - 3 50
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1056
Best move: Rg1#