Zukertort Opening

Coups: 1. Nf3

├── A04 - 1. Nf3 c5 - Zukertort Opening: Sicilian Invitation (3)
├── A04 - 1. Nf3 e6 - Zukertort Opening: Queen's Gambit Invitation (1)
├── A04 - 1. Nf3 f5 - Zukertort Opening: Dutch Variation (1)
└── A04 - 1. Nf3 g6 2. d4 Bg7 3. g3 (2)