Black to move
| a | b | c | d | e | f | g | h | | 8 | | 8 | 7 | 7 | 6 | 6 | 5 | 5 | 4 | 4 | 3 | 3 | 2 | 2 | 1 | 1 | | a | b | c | d | e | f | g | h | |
In this famous 1972 Spassky-Fischer World Championship, Spassky played 1.a4, and Bobby answered with 1...a5!. This is a typical defensive technique (priyome) in similar positions, to fix the weakness of the a4 pawn.
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White to move
| a | b | c | d | e | f | g | h | | 8 | | 8 | 7 | 7 | 6 | 6 | 5 | 5 | 4 | 4 | 3 | 3 | 2 | 2 | 1 | 1 | | a | b | c | d | e | f | g | h | |
In this Zsofia Polgar-Apol game from 1988, Polgar played the priyome with 1. Bg5! - again a typical maneuver in this pawn structure, to exchange the bishop for the f6 knight and gain control of the d5-square.
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