About this opening
Polish Opening: King's Indian Variation, Schiffler Attack is an opening in the Encyclopedia of Chess Openings,
classified under code A00. ECO group A (A00–A99)
covers flank and irregular openings, including the English, Bird, Réti and Dutch defences. This particular variation is reached
after 5 half-moves from the
starting position, with the move sequence 1. b4 Nf6 2. Bb2 g6 3. e4.
It belongs to the Polish Opening family.
Within that family this is a level-2 branch (the King's Indian Variation → Schiffler Attack line). The immediate parent line is Polish Opening: King's Indian Variation, transitioned via 3.e4.
The opening sequence in prose form: 1.b4 Nf6, 2.Bb2 g6, 3.e4. From this position the encyclopaedia records no further canonical continuations — practical play branches into unnamed transpositions or returns to the parent line for alternative ideas.