Chess puzzle (Advantage)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Zukertort_Variation
Moves: 1. d4 d5 2. Nf3 Bf5 3. Bf4 Nc6 4. c3 h5 5. h3 e6 6. Nbd2 Be7 7. e3 a6 8. Be2 g5
9. Bh2 g4 10. hxg4 hxg4 11. Ne5 Qd6 12. Nxc6 Qxc6 13. Bxg4 Bd6 14. g3 Nh6 15.
Bxf5 exf5 16. Qf3 Ng4 17. Qg2 O-O-O 18. O-O-O Qa4 19. Kb1 *
Position (FEN): 2kr3r/1pp2p2/p2b4/3p1p2/q2P2n1/2P1P1P1/PP1N1PQB/1K1R3R b - - 7 19
Black to move.
Themes:  Middlegame  
Puzzle rating: 1849
Best move: Rxh2