Chess puzzle (Advantage)
Opening: Nimzo-Larsen_Attack, Nimzo-Larsen_Attack_Modern_Variation
Moves: 1. b3 e5 2. Bb2 Nc6 3. e3 Nf6 4. Bb5 a6 5. Bxc6 bxc6 6. Bxe5 Bb7 7. Nf3 Nd5 8.
c4 Nf6 9. O-O Bd6 10. Bb2 c5 11. Re1 Ng4 12. g3 h5 13. Bxg7 Rg8 14. Bc3 Bxf3 *
Position (FEN): r2qk1r1/2pp1p2/p2b4/2p4p/2P3n1/1PB1PbP1/P2P1P1P/RN1QR1K1 w q - 0 15
White to move.
Themes:  Middlegame  
Puzzle rating: 839
Best move: Qxf3