1. b4 d5
2. Bb2 Nf6
3. e3 Bf5
4. Nf3 e6
5. a3 Be7
6. c4 c6
7. Qb3 Nbd7
8. Nc3 O-O

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Key strategic ideas

  • White aims to control the b2-bishop long diagonal and expand on the queenside with b4-b5 or c4.
  • Black can challenge the b4 pawn immediately with ...e5 or ...c5, or build a solid centre with ...d5.
  • The early b4 can leave White queenside weakened if not followed up correctly, making it a risky but fun choice.

Common mistakes & traps

  • A common trap: 1.b4 e5 2.Bb2 f6?? 3.Bxe5! wins a pawn because the f6 pawn blocks the king's defence of e5.
  • If Black plays 1...e5 2.Bb2 d6?? 3.Bxd6! wins a pawn — the d6 pawn is undefended.

Pawn structure notes

The b4 pawn gives White a queenside space advantage but can become a target. The centre often remains fluid, with White playing e3 and c4 to build a broad pawn front.

Tips

  • 1...d5 is the most solid response — Black occupies the centre and develops naturally
  • White can play c4 immediately or build up slowly with e3 and Nf3
  • The position often resembles a Queen's Gambit Declined with colours reversed

About this line

This line is rated beginner. Practice it repeatedly until you can play the entire sequence without thinking. The in-app trainer tracks your perfect streaks and celebrates milestones.