Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Najdorf_Variation
Moves: 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 Nbd7 7. Bc4 b5 8.
Bd3 e6 9. O-O Nc5 10. a3 Bb7 11. b4 Ncxe4 12. Nxe4 Nxe4 13. Qf3 f5 *
Position (FEN): r2qkb1r/1b4pp/p2pp3/1p3p2/1P1Nn3/P2BBQ2/2P2PPP/R4RK1 w kq - 0 14
White to move.
Themes:  Middlegame  
Puzzle rating: 1517
Best move: Nxe6