Chess puzzle (Advantage)
Opening: Catalan_Opening, Catalan_Opening_Open_Defense
Moves: 1. d4 d5 2. c4 dxc4 3. g3 e6 4. Bg2 Nf6 5. Nf3 Nc6 6. O-O Be7 7. Nc3 a6 8. Ne5
Bd7 9. Nxc4 O-O 10. e3 Rb8 11. b3 b5 12. Na3 Nb4 13. Nc2 Nd3 *
Position (FEN): 1r1q1rk1/2pbbppp/p3pn2/1p6/3P4/1PNnP1P1/P1N2PBP/R1BQ1RK1 w - - 4 14
White to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 734
Best move: Qxd3