Library/Openings/Grob Opening/Grob Gambit/Fritz Gambit ECO A00
Opening· 5 plies

Grob Opening: Grob Gambit, Fritz Gambit

An entry in the Encyclopedia of Chess Openings (ECO A00), reached after 5 half-moves: 1. g4 d5 2. Bg2 Bxg4 3. c4.

Grob Opening: Grob Gambit, Fritz Gambit ECO A00
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Black rook
Black knight
Black queen
Black king
Black bishop
Black knight
Black rook
Black pawn
Black pawn
Black pawn
Black pawn
Black pawn
Black pawn
Black pawn
Black pawn
White pawn
Black bishop
White pawn
White pawn
White pawn
White pawn
White pawn
White bishop
White pawn
White rook
White knight
White bishop
White queen
White king
White knight
White rook
5/5
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  5. 3.
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About this opening

Grob Opening: Grob Gambit, Fritz Gambit is an opening in the Encyclopedia of Chess Openings, classified under code A00. ECO group A (A00–A99) covers flank and irregular openings, including the English, Bird, Réti and Dutch defences. This particular variation is reached after 5 half-moves from the starting position, with the move sequence 1. g4 d5 2. Bg2 Bxg4 3. c4.

It belongs to the Grob Opening family. Within that family this is a level-2 branch (the Grob Gambit → Fritz Gambit line). The immediate parent line is Grob Opening: Grob Gambit, transitioned via 3.c4.

The opening sequence in prose form: 1.g4 d5, 2.Bg2 Bxg4, 3.c4. From this position exactly one named continuation is recorded in the encyclopaedia.