Chess puzzle (Checkmate)
Opening: Benoni_Defense, Benoni_Defense_Old_Benoni
Moves: 1. d4 c5 2. Nf3 e6 3. dxc5 Bxc5 4. e3 Nf6 5. c3 a6 6. b4 Bb6 7. a3 d5 8. Bb2
Qd6 9. b5 Nbd7 10. bxa6 bxa6 11. Bd3 Bb7 12. O-O Ng4 13. h3 Nge5 14. Nxe5 Nxe5
15. Be2 Bc7 16. Nd2 Nf3+ 17. Nxf3 d4 18. Nxd4 *
Position (FEN): r3k2r/1bb2ppp/p2qp3/8/3N4/P1P1P2P/1B2BPP1/R2Q1RK1 b kq - 0 18
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1029
Best move: Qh2#