Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 Nc6 3. c3 d6 4. d4 cxd4 5. cxd4 Bg4 6. Bb5 Bxf3 7. Qxf3 Qa5+ 8.
Nc3 a6 9. Bxc6+ bxc6 10. Bd2 Qb6 11. d5 Qxb2 12. Qd1 Rc8 13. O-O Nf6 14. Rb1
Qa3 15. dxc6 e5 16. Rb3 Qc5 17. Ra3 Qxc6 18. Qa4 Qxa4 19. Rxa4 Be7 20. Rxa6 O-O
21. Bg5 Rfe8 22. Bxf6 Bxf6 23. Nd5 Re6 24. Rd1 h5 25. h3 Rc4 26. f3 Bg5 27. Rd3
Rd4 28. Rb3 Rg6 29. g3 Bd2 30. Ne7+ Kh7 31. Nxg6 Kxg6 32. g4 hxg4 33. hxg4 Kg5
34. Raa3 Bf4 35. Rd3 Rc4 36. Rxd6 Rc1+ 37. Kf2 Rc2+ 38. Ke1 Rc1+ 39. Rd1 Bg3+
40. Ke2 Rc2+ 41. Rd2 Rc1 42. Rad3 *
Position (FEN): 8/5pp1/8/4p1k1/4P1P1/3R1Pb1/P2RK3/2r5 b - - 12 42
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 695
Best move: Re1#