Chess puzzle (Checkmate)
Moves: 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Qe2 Ndf6 6. Nxf6+ Nxf6 7. c3 Bg4
8. Nf3 Qd5 9. h3 Bxf3 10. Qxf3 Qxf3 11. gxf3 e6 12. Bg2 Bd6 13. Be3 O-O-O 14.
O-O-O Nh5 15. Kc2 g6 16. Bf1 Rhe8 17. Bc4 a6 18. a4 Nf4 19. Bxf4 Bxf4 20. b4
Kd7 21. a5 Ke7 22. Rde1 Kf6 23. Re4 Bc7 24. Rhe1 g5 25. Rg1 h6 26. Bd3 Bf4 27.
Bc4 Kg6 28. Rge1 Kh5 29. Rh1 Kh4 30. Re2 Re7 31. Re4 Rde8 32. Re2 e5 33. dxe5
Bxe5 34. Re4+ Bf4 35. Bxf7 Rxe4 36. fxe4 Rxe4 37. Kd3 Re7 38. Bg6 Rd7+ 39. Kc4
Rd2 40. Bf5 Be5 41. Bc8 Rc2 42. Bxb7 *
Position (FEN): 8/1B6/p1p4p/P3b1p1/1PK4k/2P4P/2r2P2/7R b - - 0 42
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 679
Best move: Rxc3#