Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Accelerated_Dragon
Moves: 1. e4 c5 2. Bc4 g6 3. Nf3 Bg7 4. d4 cxd4 5. Nxd4 Nc6 6. Be3 Nf6 7. Nc3 O-O 8.
O-O d6 9. Nxc6 bxc6 10. a3 a5 11. Na4 Nxe4 12. Qd3 Nf6 13. Bb6 Qd7 14. Be3 c5
15. Nb6 Qf5 *
Position (FEN): r1b2rk1/4ppbp/1N1p1np1/p1p2q2/2B5/P2QB3/1PP2PPP/R4RK1 w - - 2 16
White to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 1851
Best move: Nxa8