D02 - 1. d4 Nf6 2. Nf3 d5 3. Bf4 c5 4.... - London System

Code ECO D02 – London System

Coups: 1. d4 Nf6 2. Nf3 d5 3. Bf4 c5 4. e3 Qb6 5. Nc3

├── D02 - 1. d4 Nf6 2. Nf3 d5 3. Bf4 c5 4. dxc5 - London System (1)
└── D02 - 1. d4 Nf6 2. Nf3 d5 3. Bf4 c5 4. e3 - London System (12)
    ├── D02 - 1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. e3 e6 5. Nbd2 - London System (1)
    ├── D02 - 1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. e3 Nc6 5. Bb5 - London System (1)
    ├── D02 - 1. d4 Nf6 2. Nf3 d5 3. Bf4 c5 4. e3 Nc6 5. Be2 - London System (1)
    ├── D02 - 1. d4 Nf6 2. Nf3 d5 3. Bf4 c5 4. e3 Nc6 5. c3 - London System (1)
    └── D02 - 1. d4 Nf6 2. Nf3 d5 3. Bf4 c5 4. e3 Nc6 5. Nbd2 - London System (8)