Chess puzzle (Advantage)
Opening: Benoni_Defense, Benoni_Defense_Old_Benoni
Moves: 1. d4 c5 2. d5 e6 3. dxe6 fxe6 4. e4 Nc6 5. Bb5 Nge7 6. Bg5 h6 7. Qh5+ g6 8.
Bxe7 Nxe7 9. Qxc5 Nd5 10. Qd4 Qa5+ 11. c3 Qxb5 12. Qxh8 *
Position (FEN): r1b1kb1Q/pp1p4/4p1pp/1q1n4/4P3/2P5/PP3PPP/RN2K1NR b KQq - 0 12
Black to move.
Themes:  Middlegame  
Puzzle rating: 1451
Best move: Qxb2