1. Main line 1. Nf3 Nh6 2. d4 g6 Choose a line 1. Main line 1. Nf3 Nh6 2. d4 g6 2. Zukertort Defense: Sicilian Knight Variation 1. Nf3 Na6 2. e4 c5 Close 1. Main line 1. Nf3 Nh6 2. d4 g6 2. Zukertort Defense: Sicilian Knight Variation 1. Nf3 Na6 2. e4 c5 Next