Chess puzzle (Checkmate)
Opening: Slav_Defense, Slav_Defense_Other_variations
Moves: 1. d4 d5 2. c4 c6 3. e3 Bf5 4. Be2 Nf6 5. Nf3 e6 6. O-O Be7 7. Bd3 Bg6 8. Bxg6
hxg6 9. c5 b6 10. b4 bxc5 11. bxc5 a5 12. Nc3 Nbd7 13. Bb2 Qb8 14. Rb1 Qa7 15.
Na4 Qc7 16. Bc3 Ne4 17. Qc2 Ng5 18. Nxg5 *
Position (FEN): r3k2r/2qnbpp1/2p1p1p1/p1Pp2N1/N2P4/2B1P3/P1Q2PPP/1R3RK1 b kq - 0 18
Black to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 1264
Best move: Qxh2#