Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. e3 Be7 5. Bd3 O-O 6. c4 b6 7. Nc3 Bb7 8. cxd5
exd5 9. Rc1 Nbd7 10. a3 c5 11. O-O Rc8 12. Bb1 Ne4 13. Nxe4 dxe4 14. Ne5 Nxe5
15. Bxe5 f6 16. Bg3 cxd4 17. Rxc8 Qxc8 18. Qxd4 Rd8 19. Qa4 a5 20. Bxe4 b5 21.
Qb3+ Kh8 22. Bxb7 Qxb7 23. h3 a4 24. Qf7 Rf8 25. Qe6 b4 26. axb4 Qxb4 27. Rd1
Bc5 28. Rd7 Qxb2 29. Bd6 Bxd6 30. Qxd6 Qb8 31. Qa6 Qb1+ 32. Kh2 Qc2 33. Ra7
Qxf2 34. Qxa4 Qxe3 35. Qd7 Qg5 36. Qf7 Rb8 37. Rb7 Qf4+ 38. Kg1 Qe3+ 39. Kh1
Qe5 *
Position (FEN): 1r5k/1R3Qpp/5p2/4q3/8/7P/6P1/7K w - - 10 40
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1421
Best move: Qxg7#