Chess puzzle (Advantage)
Opening: French_Defense, French_Defense_Steinitz_Variation
Moves: 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Ne2 cxd4 8.
Nexd4 a6 9. c3 Qb6 10. Be2 Bc5 11. O-O O-O 12. Rb1 f6 13. Kh1 fxe5 14. Nxe6 Rf6
15. Qxd5 Ne7 16. Qe4 Rxe6 17. Bc4 Nf6 18. Qxe5 Ng6 19. Qe2 Nxf4 *
Position (FEN): r1b3k1/1p4pp/pq2rn2/2b5/2B2n2/2P2N2/PP2Q1PP/1RB2R1K w - - 0 20
White to move.
Themes: Hanging Piece, Pin Middlegame  
Puzzle rating: 2026
Best move: Bxf4