Chess puzzle (Advantage)
Opening: Modern_Defense, Modern_Defense_Kotov_Variation
Moves: 1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nc6 5. d5 Ne5 6. b3 Ng4 7. Bb2 e5 8. h3 N4h6
9. Nf3 Ne7 10. Bd3 O-O 11. O-O f5 12. Nh2 f4 13. Be2 g5 14. Bg4 Bd7 15. f3 Nf7
16. Qe1 h6 17. h4 Ng6 18. hxg5 Qxg5 *
Position (FEN): r4rk1/pppb1nb1/3p2np/3Pp1q1/2P1PpB1/1PN2P2/PB4PN/R3QRK1 w - - 0 19
White to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 1039
Best move: Bxd7