Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 b5 7. f3 Bb7 8. Qd2
g6 9. g4 Bg7 10. Bh6 O-O 11. Bxg7 Kxg7 12. h4 h5 13. gxh5 Nxh5 14. Rg1 Nd7 15.
Qg5 Rh8 16. Bh3 e6 17. Nxe6+ fxe6 18. Qxg6+ Kf8 19. Bxe6 Qe7 20. Qg8+ Rxg8 *
Position (FEN): r4kr1/1b1nq3/p2pB3/1p5n/4P2P/2N2P2/PPP5/R3K1R1 w Q - 0 21
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1029
Best move: Rxg8#