ECO E63

ECO E00–E99 — Indian Defenses: 1.d4 Nf6 with the Nimzo-Indian, Queen's Indian, Catalan and King's Indian complexes.

4 named opening lines are classified under ECO code E63.

• King's Indian Defense: Fianchetto Variation, Panno Variation — 1.d4 Nf6 2.c4 g6 3.Nf3 Bg7 4.g3 O-O 5.Bg2 d6 6.O-O Nc6 7.Nc3 a6
• King's Indian Defense: Fianchetto Variation, Panno Variation, Blockade Line — 1.d4 Nf6 2.c4 g6 3.Nf3 Bg7 4.g3 O-O 5.Bg2 d6 6.O-O Nc6 7.Nc3 a6 8.d5 Na5 9.Nd2 c5 10.Qc2 e5
• King's Indian Defense: Fianchetto Variation, Panno Variation, Donner Line — 1.d4 Nf6 2.c4 g6 3.Nf3 Bg7 4.g3 O-O 5.Bg2 d6 6.O-O Nc6 7.Nc3 a6 8.d5 Na5 9.Nd2 c5 10.Qc2 Rb8 11.b3 b5 12.Bb2 bxc4 13.bxc4 Bh6
• King's Indian Defense: Fianchetto Variation, Panno Variation, Korchnoi Line — 1.d4 Nf6 2.c4 g6 3.Nf3 Bg7 4.g3 O-O 5.Bg2 d6 6.O-O Nc6 7.Nc3 a6 8.h3 Rb8 9.Be3 b5 10.Nd2