Chess puzzle (Equality)
Moves: 1. d4 e5 2. d5 Nf6 3. c4 Bc5 4. e3 d6 5. Nf3 Bf5 6. Bd3 Qd7 7. a3 O-O 8. O-O c6
9. b4 Bb6 10. dxc6 Nxc6 11. Nc3 Bxd3 *
Position (FEN): r4rk1/pp1q1ppp/1bnp1n2/4p3/1PP5/P1NbPN2/5PPP/R1BQ1RK1 w - - 0 12
White to move.
Themes:  Middlegame  
Puzzle rating: 1474
Best move: Qxd3