About this opening
Caro-Kann Defense: Advance Variation, Van der Wiel Attack is an opening in the Encyclopedia of Chess Openings,
classified under code B12. ECO group B (B00–B99)
covers semi-open games (1.e4 with Black playing anything other than 1…e5), with the Sicilian, French, Caro-Kann and Pirc/Modern at its heart. This particular variation is reached
after 7 half-moves from the
starting position, with the move sequence 1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nc3.
It belongs to the Caro-Kann Defense family.
Within that family this is a level-2 branch (the Advance Variation → Van der Wiel Attack line). The immediate parent line is Caro-Kann Defense: Advance Variation, transitioned via 4.Nc3.
The opening sequence in prose form: 1.e4 c6, 2.d4 d5, 3.e5 Bf5, 4.Nc3. From this position exactly one named continuation is recorded in the encyclopaedia.