Polish Opening: King's Indian Variation, Sokolsky Attack

1.b4 Nf6 2.Bb2 g6 3.c4 Bg7 4.e3 d6 5.Nf3 O-O 6.d4

ECO A00

The Polish Opening: King's Indian Variation, Sokolsky Attack is a chess opening line in the Polish Opening complex, reached after 1.b4 Nf6 2.Bb2 g6 3.c4 Bg7 4.e3 d6 5.Nf3 O-O 6.d4.

It is catalogued under code A00 in the Encyclopaedia of Chess Openings (ECO).

The defining move d4 is chosen by White on move 6.

More ECO A00 openings

• Amar Opening — 1.Nh3
• Amsterdam Attack — 1.e3
• Anderssen's Opening — 1.a3
• Barnes Opening — 1.f3
• Clemenz Opening — 1.h3
• Creepy Crawly Formation: Classical Defense — 1.h3

Do you want to learn openings?

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• Catalan Opening
• King's Indian Defense with ...e5

Every chess term used here is defined in the chess terms glossary. Browse all opening courses or the full ECO code index.