1. Main line 1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 Choose a line 1. Main line 1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 2. Exchange Line 1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bxf3 3. Retreat Line 1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bh5 Close 1. Main line 1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 2. Exchange Line 1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bxf3 3. Retreat Line 1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bh5 Next