D90 is the opening Grünfeld Defense: Flohr Variation of the volume D · Closed games: 9 half-moves to the position in the diagram, 3 variations in the ECO table.
What the games say
1,360 games in the collections, from 1913 to 2022. Mean rating of the games with ratings: 2465.
White wins 36 %, draws 42 %, Black wins 22 %
Most games: Mamedyarov,S (31), Uhlmann, Wolfgang (18), Hort, Vlastimil (17), Popov, Luben (16), Kortschnoj, Viktor (13)
All 3 variations
- Grünfeld Defense: Flohr Variation 1.d4 ♘f6 2.c4 g6 3.♘c3 d5 4.♘f3 ♗g7 5.♕a4+
- Grünfeld Defense: Three Knights Variation 1.d4 ♘f6 2.c4 g6 3.♘c3 d5 4.♘f3
- Grünfeld Defense: Three Knights Variation 1.d4 ♘f6 2.c4 g6 3.♘c3 d5 4.♘f3 ♗g7