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ECO C05

ECO C00–C99 — Open Games and the French Defense: 1.e4 e6 and 1.e4 e5, from the Italian and Ruy Lopez to the King's Gambit.

3 named opening lines are classified under ECO code C05.

French Defense: Tarrasch Variation, Botvinnik Variation — 1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.Bd3 c5 6.c3 b6
French Defense: Tarrasch Variation, Closed Variation — 1.e4 e6 2.d4 d5 3.Nd2 Nf6
French Defense: Tarrasch Variation, Pawn Center Variation — 1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.f4