ECO D35

ECO D00–D99 — Closed and Semi-Closed Games: 1.d4 d5 queen's pawn openings and the Grünfeld Defense.

7 named opening lines are classified under ECO code D35.

• Queen's Gambit Declined: Exchange Variation — 1.d4 Nf6 2.c4 e6 3.Nc3 d5 4.cxd5
• Queen's Gambit Declined: Exchange Variation, Carlsen Variation — 1.d4 Nf6 2.c4 e6 3.Nc3 d5 4.cxd5 exd5 5.Bg5 Be7 6.e3 h6 7.Bh4 Bg4
• Queen's Gambit Declined: Exchange Variation, Chameleon Variation — 1.d4 Nf6 2.c4 e6 3.Nc3 d5 4.cxd5 exd5 5.Bg5 Be7 6.e3 O-O 7.Bd3 Nbd7 8.Qc2 Re8 9.Nge2 Nf8 10.O-O-O
• Queen's Gambit Declined: Exchange Variation, Positional Variation — 1.d4 Nf6 2.c4 e6 3.Nc3 d5 4.cxd5 exd5 5.Bg5
• Queen's Gambit Declined: Exchange Variation, Sämisch Variation — 1.d4 Nf6 2.c4 e6 3.Nf3 d5 4.Nc3 Nbd7 5.cxd5 exd5 6.Bf4
• Queen's Gambit Declined: Harrwitz Attack — 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bf4
• Queen's Gambit Declined: Normal Defense — 1.d4 d5 2.c4 e6 3.Nc3 Nf6