Chess puzzle (Advantage)
Opening: Alekhine_Defense, Alekhine_Defense_Exchange_Variation
Moves: 1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. d4 d6 5. exd6 exd6 6. Nf3 Bg4 7. Bd3 Qe7+ 8.
Be3 g6 9. O-O Bg7 10. Bg5 Bxf3 11. Qd2 Qd7 12. Re1+ Kf8 13. gxf3 Nc6 14. Bh6
Nxd4 15. Bxg7+ Kxg7 16. Qc3 c5 17. b4 Rhe8 18. Re3 Kg8 19. Be4 Nxf3+ *
Position (FEN): r3r1k1/pp1q1p1p/1n1p2p1/2p5/1PP1B3/2Q1Rn2/P4P1P/RN4K1 w - - 0 20
White to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 1471
Best move: Bxf3