D42 is the opening Queen's Gambit Declined: Semi-Tarrasch Defense, Main Line of the volume D · Closed games: 13 half-moves to the position in the diagram, 1 variations in the ECO table.
What the games say
1,568 games in the collections, from 1895 to 2022. Mean rating of the games with ratings: 2438.
White wins 40 %, draws 43 %, Black wins 17 %
Most games: Meduna, Eduard (33), Gheorghiu, Florin (21), Portisch, Lajos (20), Hort, Vlastimil (18), Karpov, Anatoly (18)
All 1 variations
- Queen's Gambit Declined: Semi-Tarrasch Defense, Main Line 1.d4 ♘f6 2.c4 e6 3.♘f3 d5 4.♘c3 c5 5.cxd5 ♘xd5 6.e3 ♘c6 7.♗d3