Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bf4 Bg7 8. e4
Qe7 9. Nd2 O-O 10. Bd3 Bd7 11. O-O a6 12. a4 Ng4 13. Nc4 Ne5 14. Bg3 Nxc4 15.
Bxc4 Bxc3 16. bxc3 Re8 17. f3 Qf6 18. Qd2 Re7 19. Rfb1 Be8 20. Rb6 Nd7 21. Rxd6
Qg7 22. Rb1 Ne5 23. Bxe5 Qxe5 24. Rdb6 Bxa4 25. Rxb7 Rxb7 26. Rxb7 Bb5 27. Bxb5
axb5 28. Rxb5 Ra1+ 29. Kf2 Qxh2 30. d6 Qh4+ 31. Ke2 Qg3 32. Kd3 Qxd6+ 33. Ke3
Qg3 34. Rxc5 Re1+ 35. Kd3 Rg1 36. Kc4 Qxg2 37. Qd4 Qa2+ 38. Kb5 Rb1+ 39. Kc6
Qa6+ 40. Kd5 *
Position (FEN): 6k1/5p1p/q5p1/2RK4/3QP3/2P2P2/8/1r6 b - - 7 40
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1377
Best move: Qe6#