Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Sozin_Attack
Moves: 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Bc4 e6 6. Nc3 a6 7. Bb3 b5 8. O-O
Be7 9. Ndxb5 *
Position (FEN): rnbqk2r/4bppp/p2ppn2/1N6/4P3/1BN5/PPP2PPP/R1BQ1RK1 b kq - 0 9
Black to move.
Themes:  Opening  
Puzzle rating: 1264
Best move: axb5