Chess puzzle (Checkmate)
Opening: Nimzo-Larsen_Attack, Nimzo-Larsen_Attack_English_Variation
Moves: 1. b3 c5 2. Bb2 d5 3. e3 Nc6 4. Nf3 Bf5 5. Bb5 Bd7 6. O-O e6 7. c4 a6 8. Bxc6
bxc6 9. Ne5 Qc7 10. Qf3 f6 11. Qh5+ g6 12. Nxg6 hxg6 13. Qxh8 O-O-O 14. Qxg8
Bd6 15. Qxg6 Bxh2+ 16. Kh1 Rh8 17. Bxf6 Bg1+ 18. Bxh8 *
Position (FEN): 2k4B/2qb4/p1p1p1Q1/2pp4/2P5/1P2P3/P2P1PP1/RN3RbK b - - 0 18
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 434
Best move: Qh2#