ECO C57
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.
17 named opening lines are classified under ECO code C57.
- Italian Game: Two Knights Defense, Fegatello Attack, Leonhardt Variation — 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 Nxd5 6.Nxf7 Kxf7 7.Qf3+ Ke6 8.Nc3 Nb4 9.Qe4 c6 10.a3 Na6 11.d4 Nc7
- Italian Game: Two Knights Defense, Fried Liver Attack — 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 Nxd5 6.Nxf7
- Italian Game: Two Knights Defense, Fritz Variation — 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 Nd4
- Italian Game: Two Knights Defense, Fritz, Gruber Variation — 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 Nd4 6.c3 b5 7.Bf1 Nxd5 8.Ne4
- Italian Game: Two Knights Defense, Kloss Gambit — 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 Nb4
- Italian Game: Two Knights Defense, Knight Attack — 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5
- Italian Game: Two Knights Defense, Knight Attack, Normal Variation — 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5
- Italian Game: Two Knights Defense, Lolli Attack — 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 Nxd5 6.d4
- Italian Game: Two Knights Defense, Pincus Variation — 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 Nxd5 6.d4 Bb4+
- Italian Game: Two Knights Defense, Ponziani-Steinitz Gambit — 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 Nxe4
- Italian Game: Two Knights Defense, Traxler Counterattack — 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 Bc5
- Italian Game: Two Knights Defense, Traxler Counterattack, Bishop Sacrifice Line — 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 Bc5 5.Bxf7+
- Italian Game: Two Knights Defense, Traxler Counterattack, King March Line — 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 Bc5 5.Nxf7 Bxf2+ 6.Kxf2 Nxe4+ 7.Ke3
- Italian Game: Two Knights Defense, Traxler Counterattack, Knight Sacrifice Line — 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 Bc5 5.Nxf7
- Italian Game: Two Knights Defense, Traxler Variation, Trencianske-Teplice Gambit — 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 Bc5 5.Bxf7+ Ke7 6.d4
- Italian Game: Two Knights Defense, Ulvestad Variation — 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 b5
- Italian Game: Two Knights Defense, Ulvestad Variation, Kurkin Gambit — 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 b5 6.Bf1 h6 7.Nxf7