Library/Openings/English Opening/Anglo-Indian Defense/Scandinavian Defense/Exchange Variation ECO A15
Opening· 6 plies

English Opening: Anglo-Indian Defense, Scandinavian Defense, Exchange Variation

An entry in the Encyclopedia of Chess Openings (ECO A15), reached after 6 half-moves: 1. c4 Nf6 2. Nf3 d5 3. cxd5 Nxd5.

English Opening: Anglo-Indian Defense, Scandinavian Defense, Exchange Variation ECO A15
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Black rook
Black knight
Black bishop
Black queen
Black king
Black bishop
Black rook
Black pawn
Black pawn
Black pawn
Black pawn
Black pawn
Black pawn
Black pawn
Black knight
White knight
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
6/6
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End of this line

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About this opening

English Opening: Anglo-Indian Defense, Scandinavian Defense, Exchange Variation is an opening in the Encyclopedia of Chess Openings, classified under code A15. ECO group A (A00–A99) covers flank and irregular openings, including the English, Bird, Réti and Dutch defences. This particular variation is reached after 6 half-moves from the starting position, with the move sequence 1. c4 Nf6 2. Nf3 d5 3. cxd5 Nxd5.

It belongs to the English Opening family. Within that family this is a level-3 branch (the Anglo-Indian Defense → Scandinavian Defense → Exchange Variation line). The immediate parent line is English Opening: Anglo-Indian Defense, Scandinavian Defense, transitioned via 3…Nxd5.

The opening sequence in prose form: 1.c4 Nf6, 2.Nf3 d5, 3.cxd5 Nxd5. 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.