Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 dxc6 5. h3 Bg7 6. d3 e5 7. Nc3 Ne7 8. Be3
b6 9. Qd2 h6 10. a3 Be6 11. Rb1 f5 12. Qe2 f4 13. Bd2 g5 14. b4 cxb4 15. axb4
Qd7 16. b5 c5 17. g3 Bxh3 18. gxf4 exf4 19. Nd5 O-O-O 20. Nxe7+ Kb8 21. Nc6+
Kb7 22. Nxd8+ Rxd8 23. e5 Bg2 24. Qe4+ Kb8 25. Rg1 Bh3 26. Bc3 Qe6 27. Qc6 Qxc6
28. bxc6 Kc7 29. d4 Kxc6 30. dxc5 bxc5 31. Ra1 Rd7 32. Ra6+ Kb5 33. Rg6 Bf8 34.
e6 Re7 35. Kd2 Bxe6 36. Rb1+ Kc4 37. Ne5+ Kd5 38. Nd3 Bf5 39. Rf6 Bg4 40. Nxf4+
gxf4 41. Rxf8 Re2+ 42. Kd3 *
Position (FEN): 5R2/p7/7p/2pk4/5pb1/2BK4/2P1rP2/1R6 b - - 2 42
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1203
Best move: c4#