About this opening
King's Indian Attack, with Bf5 is an opening in the Encyclopedia of Chess Openings,
classified under code A07. ECO group A (A00–A99)
covers flank and irregular openings, including the English, Bird, Réti and Dutch defences. This particular variation is reached
after 8 half-moves from the
starting position, with the move sequence 1. Nf3 Nf6 2. g3 d5 3. Bg2 c6 4. O-O Bf5.
The opening sequence in prose form: 1.Nf3 Nf6, 2.g3 d5, 3.Bg2 c6, 4.O-O Bf5. 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.