ECO C24
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 C24.
- Bishop's Opening: Berlin Defense — 1.e4 e5 2.Bc4 Nf6
- Bishop's Opening: Berlin Defense, Greco Gambit — 1.e4 e5 2.Bc4 Nf6 3.f4
- Bishop's Opening: Kitchener Folly — 1.e4 e5 2.Bc4 Nf6 3.d3 Be7 4.Nf3 O-O
- Bishop's Opening: Krejcik Gambit — 1.e4 e5 2.Bc4 Nf6 3.f3 Bc5 4.Ne2 Nc6 5.b4
- Bishop's Opening: Pachman Gambit — 1.e4 e5 2.Bc4 Nf6 3.Ne2 Nxe4 4.Nec3
- Bishop's Opening: Paulsen Defense — 1.e4 e5 2.Bc4 Nf6 3.d3 c6
- Bishop's Opening: Ponziani Gambit — 1.e4 e5 2.Bc4 Nf6 3.d4
- Bishop's Opening: Urusov Gambit, Panov Variation — 1.e4 e5 2.Bc4 Nf6 3.d4 exd4 4.Nf3 d5 5.exd5 Bb4+ 6.c3 Qe7+
- Bishop's Opening: Vienna Hybrid — 1.e4 e5 2.Bc4 Nf6 3.d3 Nc6 4.Nc3
- Bishop's Opening: Warsaw Gambit — 1.e4 e5 2.Bc4 Nf6 3.d4 exd4 4.c3