ECO B15
ECO B00–B99 — Semi-Open Games other than the French: 1.e4 answered by the Sicilian, Caro-Kann, Scandinavian, Alekhine, Pirc and more.
11 named opening lines are classified under ECO code B15.
- Caro-Kann Defense: Alekhine Gambit — 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nf6 5.Bd3
- Caro-Kann Defense: Alien Gambit — 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nf6 5.Ng5 h6 6.Nxf7
- Caro-Kann Defense: Campomanes Attack — 1.e4 c6 2.d4 d5 3.Nc3 Nf6
- Caro-Kann Defense: Forgacs Variation — 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nf6 5.Nxf6+ exf6 6.Bc4
- Caro-Kann Defense: Gurgenidze Counterattack — 1.e4 c6 2.d4 d5 3.Nc3 b5
- Caro-Kann Defense: Gurgenidze System — 1.e4 c6 2.d4 d5 3.Nc3 g6
- Caro-Kann Defense: Main Line — 1.e4 c6 2.d4 d5 3.Nd2 dxe4 4.Nxe4
- Caro-Kann Defense: Rasa-Studier Gambit — 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.f3
- Caro-Kann Defense: Tartakower Variation — 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nf6 5.Nxf6+ exf6
- Caro-Kann Defense: Tartakower Variation, Perlis Line — 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nf6 5.Nxf6+ exf6 6.c3 Bd6 7.Bd3 O-O 8.Qc2 h6
- Caro-Kann Defense: von Hennig Gambit — 1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Bc4