Nimzo-Larsen Attack Polish Variation (1.b3 b5) Chess Puzzles

The “nimzo-larsen attack polish variation” is a named Nimzo-Larsen Attack line where White aims for a quick kingside initiative while keeping flexible central control. I don’t know a single universally agreed, specific move-order that uniquely defines this exact Polish sub-variation across all databases, so treat it as a family label for a particular Nimzo-Larsen Attack setup rather than a guaranteed exact sequence. In practice, the defining feature is White’s early attacking setup (often involving a fast development plan and pressure on the dark squares) that distinguishes it from more positi