The Catalan Opening: Hungarian Gambit is a chess opening classified under ECO code E00 in the Indian Defences family, where Black responds to 1.d4 with 1...Nf6, including the Nimzo-Indian, Queen's Indian, and King's Indian. It is reached after 3 moves: 1. d4 Nf6 2. c4 e6 3. g3 e5. The resulting position leaves white to move.
Resulting Position
1. d4 Nf6 2. c4 e6 3. g3 e5
rnbqkb1r/pppp1ppp/5n2/4p3/2PP4/6P1/PP2PP1P/RNBQKBNR w KQkq - 0 4Resulting Position