Polish Opening · A00

Rooks Swap Line

1. b4 e6 2. Bb2 Nf6 3. b5 a6 4. a4 axb5 5. axb5 Rxa1 6. Bxa1

The a-file is fully open.

The first 4 moves, explained

• 1. b4 Opens the c1-a3 diagonal for the bishop. Theory calls this the Polish Opening.
• 1... e6 Supports the centre, adding control of d5.
• 2. Bb2 Fianchettoes the bishop onto the long diagonal, pressuring d4 and e5 from a distance.
• 2... Nf6 Develops the knight to f6, eyeing d5 and e4.

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