Chess puzzle (Advantage)
Opening: English_Opening, English_Opening_Kings_English_Variation
Moves: 1. c4 e5 2. Nc3 d6 3. Qb3 Nf6 4. Qb5+ Nc6 5. Nd5 Bd7 6. Qxb7 Nxd5 7. cxd5 Rb8
8. Qa6 Nb4 9. Qc4 c6 10. dxc6 Bxc6 11. a3 d5 12. Qc3 *
Position (FEN): 1r1qkb1r/p4ppp/2b5/3pp3/1n6/P1Q5/1P1PPPPP/R1B1KBNR b KQk - 1 12
Black to move.
Themes:  Opening  
Puzzle rating: 1332
Best move: d4