Chess puzzle (Checkmate)
Moves: 1. d4 e6 2. c4 Bb4+ 3. Bd2 a5 4. Nf3 Nf6 5. g3 d5 6. Bg2 dxc4 7. Qc2 O-O 8.
Qxc4 Qd5 9. Qc2 Nc6 10. Nc3 Qc4 11. b3 Qa6 12. O-O Rd8 13. e3 Bf8 14. a3 Bd7
15. e4 Be8 16. Be3 Rac8 17. h3 h6 18. Rfd1 Ne7 19. Bf1 Qa8 20. b4 b6 21. Bg2
Bc6 22. Ne5 Bb7 23. b5 c6 24. bxc6 Nxc6 25. Nxc6 Bxc6 26. Qd3 b5 27. d5 exd5
28. exd5 b4 29. axb4 Bxb4 30. Rac1 Be8 31. d6 Rxd6 32. Qxd6 Bxd6 33. Bxa8 Ba3
34. Nd5 Rxa8 35. Nxf6+ gxf6 36. Ra1 Bb2 37. Ra2 Bc3 38. Bd2 Rd8 39. Kf1 Bb5+
40. Ke1 *
Position (FEN): 3r2k1/5p2/5p1p/pb6/8/2b3PP/R2B1P2/3RK3 b - - 9 40
Black to move.
Themes: Pin Endgame Mate in 1 
Puzzle rating: 1269
Best move: Re8#