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1.b4 e6 2.Bb2 Nf6 3.b5 a6 4.a4 axb5 5.axb5 Rxa1 6.Bxa1 · ECO A00
Polish Opening: Rooks Swap Line is a chess opening that arises after 1.b4 e6 2.Bb2 Nf6 3.b5 a6 4.a4 axb5 5.axb5 Rxa1 6.Bxa1. It is classified A00 in the ECO system, and the position after these moves has black to move.
This line is a variation within the Polish Opening family. The strategic ideas above describe the family as a whole; this particular line reaches them by the move order 1.b4 e6 2.Bb2 Nf6 3.b5 a6 4.a4 axb5 5.axb5 Rxa1 6.Bxa1.