FoamFile
{
    version     2.0;
    format      ascii;
    class       dictionary;
    object      topoSetDict;
}

actions
(
    {
        name    centralRegion;
        type    cellSet;
        action  new;
        source  boxToCell;
        sourceInfo
        {
            box (-150 0 -12.5) (150 300 12.5);
        }
    }
);
