About this opening
French Defense: Tarrasch Variation, Chistyakov Defense is an opening in the Encyclopedia of Chess Openings,
classified under code C07. ECO group C (C00–C99)
covers open games (1.e4 e5) and the French Defence, including the Ruy Lopez, Italian, Scotch and King's Gambit. This particular variation is reached
after 8 half-moves from the
starting position, with the move sequence 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5.
It belongs to the French Defense family.
Within that family this is a level-2 branch (the Tarrasch Variation → Chistyakov Defense line). The immediate parent line is French Defense: Tarrasch Variation, transitioned via 4…Qxd5.
The opening sequence in prose form: 1.e4 e6, 2.d4 d5, 3.Nd2 c5, 4.exd5 Qxd5. From this position exactly one named continuation is recorded in the encyclopaedia.