Chess puzzle (Equality)
Moves: 1. d4 d5 2. e3 a6 3. a3 Nf6 4. h3 Bf5 5. Nf3 Nc6 6. Nc3 e6 7. b4 Bd6 8. Bb2 O-O
9. Bd3 Re8 10. O-O e5 11. dxe5 *
Position (FEN): r2qr1k1/1pp2ppp/p1nb1n2/3pPb2/1P6/P1NBPN1P/1BP2PP1/R2Q1RK1 b - - 0 11
Black to move.
Themes:  Opening  
Puzzle rating: 1497
Best move: Bxd3