1. e4 e5 2. Bc4 Nf6 3. Nc3 (C26)
Coups: 1. e4 e5 2. Nc3 Nf6 3. Bc4 Bc5 – 1. e4 e5 2. Bc4 Nf6 3. Nc3
├── C26 - 1. e4 e5 2. Nc3 Nf6 3. Bc4 Bc5 4. d3 - Bishop's Opening: Vienna Hybrid, Spielmann Attack (4) └── C26 - 1. e4 e5 2. Nc3 Nf6 3. Bc4 Bc5 4. Nge2 - Vienna Game: Stanley Variation (1)
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C26 - 1. e4 e5 2. Nc3 Nf6 3. Bc4 Bc5 4. d3 - Bishop's Opening: Vienna Hybrid, Spielmann Attack (4)
Bishop's Opening: Vienna Hybrid, Spielmann Attack (C26) Coups: 1. e4 e5 2. Nc3 Nf6 3. Bc4 Bc5 4. d3 -
C26 - 1. e4 e5 2. Nc3 Nf6 3. Bc4 Bc5 4. Nge2 - Vienna Game: Stanley Variation (1)
Vienna Game: Stanley Variation (C26) Coups: 1. e4 e5 2. Nc3 Nf6 3. Bc4 Bc5 4. Nge2