Chess puzzle (Advantage)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Accelerated_London_System
Moves: 1. d4 d5 2. Bf4 Nf6 3. e3 Nc6 4. c3 Bf5 5. Nf3 e6 6. Nbd2 Bd6 7. Bb5 a6 8. Be2
h6 9. Qb3 Na5 10. Qa4+ c6 *
Position (FEN): r2qk2r/1p3pp1/p1pbpn1p/n2p1b2/Q2P1B2/2P1PN2/PP1NBPPP/R3K2R w KQkq - 0 11
White to move.
Themes:  Middlegame  
Puzzle rating: 1345
Best move: Bxd6