D21 is the opening Queen's Gambit Accepted: Alekhine Defense, Borisenko-Furman Variation of the volume D · Closed games: 7 half-moves to the position in the diagram, 6 variations in the ECO table.
What the games say
882 games in the collections, from 1878 to 2022. Mean rating of the games with ratings: 2444.
White wins 31 %, draws 43 %, Black wins 26 %
Most games: Afek, Yochanan (41), Sermek, Drazen (31), Kallai, Gabor (24), Krizsany, Laszlo (21), Farago, Ivan (19)
All 6 variations
- Queen's Gambit Accepted: Alekhine Defense, Borisenko-Furman Variation 1.d4 d5 2.c4 dxc4 3.♘f3 a6 4.e4
- Queen's Gambit Accepted: Godes Variation 1.d4 d5 2.c4 dxc4 3.♘f3 ♘d7
- Queen's Gambit Accepted: Gunsberg Defense 1.d4 d5 2.c4 dxc4 3.♘f3 c5
- Queen's Gambit Accepted: Normal Variation 1.d4 d5 2.c4 dxc4 3.♘f3
- Queen's Gambit Accepted: Rosenthal Variation 1.d4 d5 2.c4 dxc4 3.♘f3 e6
- Queen's Gambit Accepted: Slav Gambit 1.d4 d5 2.c4 dxc4 3.♘f3 b5