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 e5 7. Nb3 Be6 8. f3
Be7 9. Qd2 O-O 10. Na5 *
Position (FEN): rn1q1rk1/1p2bppp/p2pbn2/N3p3/4P3/2N1BP2/PPPQ2PP/R3KB1R b KQ - 4 10
Black to move.
Themes: Hanging Piece Opening  
Puzzle rating: 1207
Best move: Qxa5