ECO C10
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.
10 named opening lines are classified under ECO code C10.
- French Defense: Hecht-Reefschläger Variation — 1.e4 e6 2.d4 d5 3.Nc3 Nc6
- French Defense: Marshall Gambit — 1.e4 e6 2.d4 d5 3.Nc3 c5
- French Defense: Paulsen Variation — 1.e4 e6 2.d4 d5 3.Nc3
- French Defense: Rubinstein Variation — 1.e4 e6 2.d4 d5 3.Nc3 dxe4
- French Defense: Rubinstein Variation, Blackburne Defense — 1.e4 e6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7
- French Defense: Rubinstein Variation, Capablanca Line — 1.e4 e6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 5.Nf3 Ngf6 6.Nxf6+ Nxf6 7.Ne5
- French Defense: Rubinstein Variation, Ellis Gambit — 1.e4 e6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 e5
- French Defense: Rubinstein Variation, Fort Knox Variation — 1.e4 e6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bd7 5.Nf3 Bc6
- French Defense: Rubinstein Variation, Kasparov Attack — 1.e4 e6 2.d4 d5 3.Nd2 dxe4 4.Nxe4 Nd7 5.Nf3 Ngf6 6.Nxf6+ Nxf6 7.c3
- French Defense: Rubinstein Variation, Maric Variation — 1.e4 e6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Qd5