Chess puzzle (Checkmate)
Moves: 1. d4 g6 2. c4 Bg7 3. Nf3 c5 4. d5 d6 5. Nc3 Nd7 6. e4 a6 7. Be3 Qb6 8. Rb1
Ngf6 9. Be2 Ng4 10. Bd2 Nge5 11. O-O O-O 12. Nxe5 Nxe5 13. Qc1 f5 14. f3 Qa7
15. b3 b5 16. cxb5 c4+ 17. Be3 Qc7 18. b6 Qb7 19. bxc4 fxe4 20. fxe4 Rxf1+ 21.
Qxf1 Bg4 22. c5 dxc5 23. Bxc5 Bxe2 24. Nxe2 Nd3 25. Bd4 e5 26. Be3 Rf8 27. Qd1
Nf4 28. Nxf4 exf4 29. Bd4 Bh6 30. Rc1 Rc8 31. Rxc8+ Qxc8 32. d6 Kf8 33. Qb1 Qb7
34. d7 Qxd7 35. Bc5+ Kf7 36. b7 Qc6 37. Qb6 Qxe4 38. b8=Q *
Position (FEN): 1Q6/5k1p/pQ4pb/2B5/4qp2/8/P5PP/6K1 b - - 0 38
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 879
Best move: Qe1#