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ECO D07

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

9 named opening lines are classified under ECO code D07.

Queen's Gambit Declined: Chigorin Defense — 1.d4 d5 2.c4 Nc6
Queen's Gambit Declined: Chigorin Defense, Exchange Variation — 1.d4 d5 2.c4 Nc6 3.cxd5 Qxd5
Queen's Gambit Declined: Chigorin Defense, Exchange Variation, Costa's Line — 1.d4 d5 2.c4 Nc6 3.cxd5 Qxd5 4.e3 e5 5.Nc3 Bb4 6.Bd2 Bxc3 7.Bxc3 exd4 8.Ne2
Queen's Gambit Declined: Chigorin Defense, Janowski Variation — 1.d4 d5 2.c4 Nc6 3.Nc3 dxc4 4.Nf3
Queen's Gambit Declined: Chigorin Defense, Lazard Gambit — 1.d4 d5 2.c4 Nc6 3.Nf3 e5
Queen's Gambit Declined: Chigorin Defense, Main Line — 1.d4 d5 2.c4 Nc6 3.Nf3 Bg4
Queen's Gambit Declined: Chigorin Defense, Main Line, Alekhine Variation — 1.d4 d5 2.c4 Nc6 3.Nf3 Bg4 4.Qa4
Queen's Gambit Declined: Chigorin Defense, Modern Gambit — 1.d4 d5 2.c4 Nc6 3.Nc3 dxc4 4.Nf3 Nf6
Queen's Gambit Declined: Chigorin Defense, Tartakower Gambit — 1.d4 d5 2.c4 Nc6 3.Nc3 e5