ECO code: A00
Polish Defense: 1...Nf6
The Polish Defense begins with the moves 1. b4 Nf6. Here, White starts with the unusual wing pawn push 1.b4, aiming to control the queenside and prepare for an expansion on that flank. Black responds with 1...Nf6, developing the knight to a natural and flexible square.
Characteristic of this move: Black’s 1...Nf6 is a classical developing move that challenges White's control of the center indirectly by preparing to strike at e4 or d5 in the future. It also prepares for quick kingside development and castling.
Attacking or defensive: For Black, 1...Nf6 is primarily a developing move that can lead to both attacking and solid defensive setups depending on how the game continues. White’s 1.b4 is somewhat aggressive on the flank, but Black’s knight move is flexible and not immediately confrontational.
Center control: This opening does not directly attack the center early on from either side. White’s 1.b4 aims more at queenside expansion rather than central occupation, while Black’s Nf6 develops a piece and keeps options open to challenge the center later.
This opening is defined by the position shown on the board below. The moves displayed are a typical sequence that leads to it, but different sequences can reach the same position and still carry the same opening name.
Practice puzzles and train your tactics with real positions from games that used the Polish: 1...Nf6, and sharpen your opening mastery.
Puzzle 1 of 14 - Move #5 black