Chess puzzle (Advantage)
Moves: 1. d4 d5 2. c4 c6 3. Nf3 dxc4 4. Nc3 Nf6 5. a4 h6 6. e3 Bf5 7. Bxc4 e6 8. O-O
Be7 9. Re1 O-O 10. h3 Qb6 11. a5 Qc7 12. e4 Bh7 13. g3 Nbd7 14. Bf4 Qd8 15. Qd2
Bb4 16. Bd3 Bxa5 17. Qe3 Qb6 18. Reb1 Qd8 19. Bxh6 gxh6 20. Qxh6 Bxc3 21. bxc3
Bxe4 *
Position (FEN): r2q1rk1/pp1n1p2/2p1pn1Q/8/3Pb3/2PB1NPP/5P2/RR4K1 w - - 0 22
White to move.
Themes:  Middlegame  
Puzzle rating: 1617
Best move: Qg5+