Chess puzzle (Advantage)
Opening: Benoni_Defense, Benoni_Defense_Benoni_Gambit_Accepted
Moves: 1. d4 c5 2. dxc5 Qa5+ 3. Nc3 Qxc5 4. Be3 Qa5 5. Qd5 Qd8 6. Nb5 e6 7. Nd6+ Bxd6
8. Qxd6 Nf6 9. Bg5 h6 10. Bh4 g5 11. Bg3 Qa5+ 12. c3 Ne4 *
Position (FEN): rnb1k2r/pp1p1p2/3Qp2p/q5p1/4n3/2P3B1/PP2PPPP/R3KBNR w KQkq - 1 13
White to move.
Themes:  Middlegame  
Puzzle rating: 1767
Best move: Qd4