D64 is the opening Queen's Gambit Declined: Orthodox Defense, Rubinstein Attack of the volume D · Closed games: 17 half-moves to the position in the diagram, 4 variations in the ECO table.
What the games say
313 games in the collections, from 1906 to 2017. Mean rating of the games with ratings: 2417.
White wins 50 %, draws 34 %, Black wins 16 %
Most games: Gruenfeld, Ernst (22), Alekhine, Alexander (17), Capablanca, Jose Raul (17), Bogoljubow, Efim (12), Maroczy, Geza (12)
All 4 variations
- Queen's Gambit Declined: Orthodox Defense, Rubinstein Attack 1.d4 ♘f6 2.c4 e6 3.♘c3 d5 4.♘f3 ♗e7 5.♗g5 O-O 6.e3 ♘bd7 7.♖c1 c6 8.a3 a6 9.♕c2
- Queen's Gambit Declined: Orthodox Defense, Rubinstein Attack 1.d4 ♘f6 2.c4 e6 3.♘f3 d5 4.♘c3 ♗e7 5.♗g5 O-O 6.e3 ♘bd7 7.♖c1 c6 8.♕c2
- Queen's Gambit Declined: Orthodox Defense, Rubinstein Attack 1.d4 ♘f6 2.c4 e6 3.♘f3 d5 4.♘c3 ♗e7 5.♗g5 O-O 6.e3 ♘bd7 7.♖c1 c6 8.♕c2 a6
- Queen's Gambit Declined: Orthodox Defense, Rubinstein Attack 1.♘f3 d5 2.d4 ♘f6 3.c4 e6 4.♘c3 ♗e7 5.♗g5 O-O 6.e3 ♘bd7 7.♖c1 c6 8.♕c2 ♘e4