1 Nakamura vs Karpov, 2009  (D37) Queen's Gambit Declined, 65 moves, 1-0 2 Nakamura vs M Vachier Lagrave, 2009  (B80) Sicilian, Scheveningen, 44 moves, 1-0 4 Nakamura vs Vallejo-Pons, 2009  (B01) Scandinavian, 39 moves, 1-0 3 Svidler vs Nakamura, 2009  (B12) Caro-Kann Defense, 24 moves, 1/2-1/2