Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Nxa6 6. Nc3 e6 7. Nf3 exd5 8.
Nxd5 Bb7 9. Nxf6+ Qxf6 10. g3 d5 11. Bg2 Bd6 12. O-O O-O 13. Bg5 Qg6 14. Qd2 h6
15. Bf4 Bxf4 16. Qxf4 Rfd8 17. Rfd1 Nb4 18. a3 Nc6 19. Nh4 Qe6 20. Rac1 Nd4 21.
Rxd4 cxd4 22. Nf5 Rac8 23. Rxc8 Rxc8 24. h3 Qxe2 25. Qxd4 Rc1+ 26. Kh2 Qe1 *
Position (FEN): 6k1/1b3pp1/7p/3p1N2/3Q4/P5PP/1P3PBK/2r1q3 w - - 3 27
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1033
Best move: Qxg7#