Chess puzzle (Advantage)
Opening: Benoni_Defense, Benoni_Defense_Old_Benoni
Moves: 1. d4 c5 2. d5 d6 3. Nc3 Nf6 4. Bf4 g6 5. f3 Bg7 6. e4 Nh5 7. Nge2 e6 8. dxe6
Bxe6 9. Bxd6 Nc6 10. Nb5 *
Position (FEN): r2qk2r/pp3pbp/2nBb1p1/1Np4n/4P3/5P2/PPP1N1PP/R2QKB1R b KQkq - 2 10
Black to move.
Themes:  Opening  
Puzzle rating: 1262
Best move: Qa5+