Chess puzzle (Advantage)
Opening: Slav_Defense, Slav_Defense_Quiet_Variation
Moves: 1. d4 d5 2. c4 c6 3. e3 Nf6 4. Nf3 Bg4 5. Nbd2 e6 6. Qb3 b6 7. cxd5 cxd5 8.
Bb5+ Nbd7 9. O-O Bd6 10. Re1 O-O 11. Bd3 Rc8 12. e4 dxe4 13. Nxe4 Nxe4 14. Bxe4
Nf6 15. Bg5 Be7 16. Qd3 Nxe4 17. Bxe7 Qxe7 18. Qxe4 Bf5 *
Position (FEN): 2r2rk1/p3qppp/1p2p3/5b2/3PQ3/5N2/PP3PPP/R3R1K1 w - - 1 19
White to move.
Themes:  Middlegame  
Puzzle rating: 1415
Best move: Qxf5