Chess puzzle (Advantage)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Chigorin_Variation
Moves: 1. Nf3 Nc6 2. d4 d5 3. c4 Nf6 4. Nc3 Bg4 5. Ne5 Nxe5 6. dxe5 Ne4 7. cxd5 Nxc3
8. bxc3 e6 9. Qa4+ Qd7 10. Qxg4 Qxd5 11. Qd4 Qc6 12. Be3 *
Position (FEN): r3kb1r/ppp2ppp/2q1p3/4P3/3Q4/2P1B3/P3PPPP/R3KB1R b KQkq - 3 12
Black to move.
Themes:  Middlegame  
Puzzle rating: 1556
Best move: Rd8