Library/Openings/Slav Defense/Exchange Variation/Boor Attack ECO D10
Opening· 9 plies

Slav Defense: Exchange Variation, Boor Attack

An entry in the Encyclopedia of Chess Openings (ECO D10), reached after 9 half-moves: 1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. f3.

Slav Defense: Exchange Variation, Boor Attack ECO D10
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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 knight
Black pawn
White pawn
White knight
White pawn
White pawn
White pawn
White pawn
White pawn
White pawn
White rook
White bishop
White queen
White king
White bishop
White knight
White rook
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  9. 5.
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End of this line

No further variations branch from this position in our database. To explore neighbouring ideas:

About this opening

Slav Defense: Exchange Variation, Boor Attack is an opening in the Encyclopedia of Chess Openings, classified under code D10. ECO group D (D00–D99) covers closed games and semi-closed games beginning 1.d4 d5, covering the Queen's Gambit, Slav, Grünfeld and related queen-pawn structures. This particular variation is reached after 9 half-moves from the starting position, with the move sequence 1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. f3.

It belongs to the Slav Defense family. Within that family this is a level-2 branch (the Exchange Variation → Boor Attack line). The immediate parent line is Slav Defense: Exchange Variation, transitioned via 5.f3.

The opening sequence in prose form: 1.d4 d5, 2.c4 c6, 3.cxd5 cxd5, 4.Nc3 Nf6, 5.f3. 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.