411 REFERENCE · Wikibooks
Chess Opening Theory/1. d4/1...Nf6/2. Nf3/2...b5
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Polish Defence Deferred rd nd bd qd kd bd rd pd pd pd pd pd pd pd nd pd pl nl pl pl pl pl pl pl pl rl nl bl ql kl bl rl
Polish Defence Deferred
2...b5
With this move, Black prevents White from playing c4 and prepares his queen's bishop to be fianchettoed.
Theory table
.
1.d4 Nf6 2. Nf3 b5
References
Polish Defence
Nunn's Chess Openings. 1999. John Nunn (Editor), Graham Burgess, John Emms, Joe Gallagher. 1-8574-4221-0.
Modern Chess Openings: MCO-14. 1999. Nick de Firmian, Walter Korn. 0-8129-3084-3.