# isolated

The`isolatedpawns`

filter in a position has a value equal to the set of squares that contain doubled pawns:
isolatedpawns

The `isolatedpawns`

filter is equivalent to the following filter:

[Pp]& ~ flipcolor P&horizontal 1 vertical 0 7 P

`isolatedpawns`

filter in a position has a value equal to the set of squares that contain doubled pawns:
isolatedpawns

The `isolatedpawns`

filter is equivalent to the following filter:

[Pp]& ~ flipcolor P&horizontal 1 vertical 0 7 P