Chess puzzle (Advantage)
Opening: Czech_Defense, Czech_Defense_Other_variations
Moves: 1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. Bd3 g6 5. h3 Bg7 6. Be3 O-O 7. Qd2 b5 8. Bh6 b4
9. Nce2 a5 10. Bxg7 Kxg7 11. Nf3 Ba6 12. O-O Bxd3 13. Qxd3 Nbd7 14. e5 Nd5 15.
h4 h5 16. Ng5 dxe5 17. g4 hxg4 18. h5 Qb6 19. hxg6 Rh8 *
Position (FEN): r6r/3nppk1/1qp3P1/p2np1N1/1p1P2p1/3Q4/PPP1NP2/R4RK1 w - - 1 20
White to move.
Themes:  Middlegame  
Puzzle rating: 2240
Best move: Qf5