Chess puzzle (Checkmate)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Other_variations
Moves: 1. d4 d5 2. e3 Nc6 3. c3 Nf6 4. f4 a6 5. Bd3 g6 6. Nf3 Bg7 7. O-O e6 8. Nbd2
Ng4 9. Nb1 f5 10. Ne5 Nxe3 11. Bxe3 Bxe5 12. dxe5 d4 13. cxd4 Nxd4 14. Bxd4
Qxd4+ 15. Kh1 Qxb2 16. Nd2 b5 17. Nf3 Bb7 18. a4 O-O 19. Ng5 *
Position (FEN): r4rk1/1bp4p/p3p1p1/1p2PpN1/P4P2/3B4/1q4PP/R2Q1R1K b - - 2 19
Black to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 1237
Best move: Qxg2#