Chess puzzle (Advantage)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Accelerated_London_System
Moves: 1. d4 d5 2. Bf4 e6 3. Nf3 h6 4. h3 Nf6 5. e3 c5 6. c3 Nc6 7. Nbd2 c4 8. b3 b5
9. a4 bxa4 10. Rxa4 cxb3 11. Qxb3 Bd7 12. Bb5 Rb8 *
Position (FEN): 1r1qkb1r/p2b1pp1/2n1pn1p/1B1p4/R2P1B2/1QP1PN1P/3N1PP1/4K2R w Kk - 3 13
White to move.
Themes:  Middlegame  
Puzzle rating: 1355
Best move: Bxb8