1. Main line 1. d4 Nf6 2. c4 e6 3. g3 Choose a line 1. Main line 1. d4 Nf6 2. c4 e6 3. g3 2. Main line, 3... d5 1. d4 Nf6 2. c4 e6 3. g3 d5 3. Hungarian Gambit 1. d4 Nf6 2. c4 e6 3. g3 e5 Close 1. Main line 1. d4 Nf6 2. c4 e6 3. g3 2. Main line, 3... d5 1. d4 Nf6 2. c4 e6 3. g3 d5 3. Hungarian Gambit 1. d4 Nf6 2. c4 e6 3. g3 e5 Next