ECO C44
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.
47 named opening lines are classified under ECO code C44.
- Dresden Opening: The Goblin — 1.e4 e5 2.Nf3 Nc6 3.c4 Nf6 4.Nxe5
- Irish Gambit — 1.e4 e5 2.Nf3 Nc6 3.Nxe5
- King's Knight Opening: Konstantinopolsky — 1.e4 e5 2.Nf3 Nc6 3.g3
- King's Knight Opening: Normal Variation — 1.e4 e5 2.Nf3 Nc6
- King's Pawn Game: Dresden Opening — 1.e4 e5 2.Nf3 Nc6 3.c4
- King's Pawn Game: Pachman Wing Gambit — 1.e4 e5 2.Nf3 Nc6 3.b4
- King's Pawn Game: Schulze-Müller Gambit — 1.e4 e5 2.Nf3 Nc6 3.Nxe5 Nxe5 4.d4
- King's Pawn Game: Tayler Opening — 1.e4 e5 2.Nf3 Nc6 3.Be2
- King's Pawn Game: Tayler Opening, Basman Gambit — 1.e4 e5 2.Nf3 Nc6 3.Be2 Nf6 4.d4 exd4 5.e5
- King's Pawn Game: Tayler Opening, Inverted Hanham — 1.e4 e5 2.Nf3 Nc6 3.Be2 Nf6 4.d3 d5 5.Nbd2
- Latvian Gambit: Clam Gambit — 1.e4 e5 2.Nf3 Nc6 3.d3 f5 4.exf5
- Ponziani Opening — 1.e4 e5 2.Nf3 Nc6 3.c3
- Ponziani Opening: Caro Gambit — 1.e4 e5 2.Nf3 Nc6 3.c3 d5 4.Qa4 Bd7
- Ponziani Opening: Jaenisch Counterattack — 1.e4 e5 2.Nf3 Nc6 3.c3 Nf6
- Ponziani Opening: Leonhardt Variation — 1.e4 e5 2.Nf3 Nc6 3.c3 d5 4.Qa4 Nf6
- Ponziani Opening: Neumann Gambit — 1.e4 e5 2.Nf3 Nc6 3.c3 Nf6 4.Bc4
- Ponziani Opening: Ponziani Countergambit — 1.e4 e5 2.Nf3 Nc6 3.c3 f5
- Ponziani Opening: Ponziani Countergambit, Schmidt Attack — 1.e4 e5 2.Nf3 Nc6 3.c3 f5 4.d4 d6 5.d5
- Ponziani Opening: Romanishin Variation — 1.e4 e5 2.Nf3 Nc6 3.c3 Be7
- Ponziani Opening: Réti Variation — 1.e4 e5 2.Nf3 Nc6 3.c3 Nge7
- Ponziani Opening: Spanish Variation — 1.e4 e5 2.Nf3 Nc6 3.c3 d5 4.Bb5
- Ponziani Opening: Spanish Variation, Harrwitz Attack, Nikitin Gambit — 1.e4 e5 2.Nf3 Nc6 3.c3 d5 4.Bb5 dxe4 5.Nxe5 Qd5 6.Qa4
- Ponziani Opening: Steinitz Variation — 1.e4 e5 2.Nf3 Nc6 3.c3 d5 4.Qa4 f6
- Ponziani Opening: Vukovic Gambit — 1.e4 e5 2.Nf3 Nc6 3.c3 Nf6 4.d4 Nxe4 5.d5 Bc5
- Scotch Game — 1.e4 e5 2.Nf3 Nc6 3.d4
- Scotch Game: Benima Defense — 1.e4 e5 2.Nf3 Nc6 3.Bc4 Be7 4.d4 exd4
- Scotch Game: Cochrane Variation — 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Bc4 Bb4+ 5.c3 dxc3 6.bxc3 Ba5 7.e5
- Scotch Game: Cochrane-Shumov Defense — 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Bc4 Bc5 5.Ng5 Nh6 6.Nxf7 Nxf7 7.Bxf7+ Kxf7 8.Qh5+ g6 9.Qxc5 d5
- Scotch Game: Göring Gambit — 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.c3
- Scotch Game: Göring Gambit, Bardeleben Variation — 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.c3 dxc3 5.Bc4 Nf6 6.Nxc3 Bb4
- Scotch Game: Göring Gambit, Double Pawn Sacrifice — 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.c3 dxc3 5.Bc4
- Scotch Game: Göring Gambit, Main Line — 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.c3 dxc3 5.Nxc3 Bb4
- Scotch Game: Hanneken Variation — 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Bc4 Bb4+ 5.c3 dxc3 6.O-O cxb2 7.Bxb2 Nf6 8.Ng5 O-O 9.e5 Nxe5
- Scotch Game: Haxo Gambit — 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Bc4 Bc5
- Scotch Game: Lolli Variation — 1.e4 e5 2.Nf3 Nc6 3.d4 Nxd4
- Scotch Game: Napoleon Gambit — 1.e4 e5 2.Nf3 Nc6 3.d4 Nxd4 4.Nxd4 exd4 5.Bc4
- Scotch Game: Relfsson Gambit — 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Bb5
- Scotch Game: Scotch Gambit — 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Bc4
- Scotch Game: Scotch Gambit, Advance Variation — 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Bc4 Nf6 5.e5
- Scotch Game: Scotch Gambit, Cochrane-Anderssen Variation — 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Bc4 Bc5 5.O-O d6 6.c3 Bg4
- Scotch Game: Scotch Gambit, Dubois Réti Defense — 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d4 exd4
- Scotch Game: Scotch Gambit, Göring Gambit Declined — 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.c3 d5
- Scotch Game: Scotch Gambit, Kingside Variation — 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d4 exd4 5.e5 Ng4
- Scotch Game: Scotch Gambit, London Defense — 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Bc4 Bb4+
- Scotch Game: Scotch Gambit, Sarratt Variation — 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Bc4 Bc5 5.Ng5
- Scotch Game: Sea-Cadet Mate — 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.c3 dxc3 5.Nxc3 d6 6.Bc4 Bg4 7.O-O Ne5 8.Nxe5 Bxd1 9.Bxf7+ Ke7 10.Nd5#
- Scotch Game: Vitzthum Attack — 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Bc4 Bc5 5.Ng5 Nh6 6.Qh5