Chess puzzle (Checkmate)
Moves: 1. c4 d5 2. cxd5 Qxd5 3. Nc3 Qa5 4. Nf3 Nc6 5. e3 e5 6. a3 Nf6 7. d4 e4 8. Nd2
Be6 9. Be2 O-O-O 10. O-O Qg5 11. Ncxe4 Nxe4 12. Nxe4 Qg6 13. Bf3 f5 14. Ng3 Bd6
15. d5 Bxg3 16. fxg3 h5 17. Qb3 Na5 18. Qb5 h4 19. gxh4 Rxh4 20. dxe6 Rdh8 21.
Qxa5 Rxh2 22. Qb5 c6 23. Bxc6 bxc6 24. Qxc6+ Kb8 25. e4 *
Position (FEN): 1k5r/p5p1/2Q1P1q1/5p2/4P3/P7/1P4Pr/R1B2RK1 b - - 0 25
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 917
Best move: Rxg2#