Library/Openings/Hungarian Opening/Reversed Norwegian Defense ECO A00
Opening· 5 plies

Hungarian Opening: Reversed Norwegian Defense

An entry in the Encyclopedia of Chess Openings (ECO A00), reached after 5 half-moves: 1. g3 e5 2. Nf3 e4 3. Nh4.

Hungarian Opening: Reversed Norwegian Defense ECO A00
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Black rook
Black knight
Black bishop
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 knight
White pawn
White pawn
White pawn
White pawn
White pawn
White pawn
White pawn
White pawn
White rook
White knight
White bishop
White queen
White king
White bishop
White rook
5/5
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End of this line

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About this opening

Hungarian Opening: Reversed Norwegian Defense 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. g3 e5 2. Nf3 e4 3. Nh4.

It belongs to the Hungarian Opening family. Within that family this is a sub-variation (the Reversed Norwegian Defense line).

The opening sequence in prose form: 1.g3 e5, 2.Nf3 e4, 3.Nh4. From this position the encyclopaedia records no further canonical continuations — practical play branches into unnamed transpositions or returns to the parent line for alternative ideas.