# Boundary codes (1: Wall, 2: Outflow, 3: Inflow, 4: Cyl, 5: Far, 6: Dirichlet, 7: Neumann)

Outer Polygon
# Variable Values
0 0   5
.5 0  5
1 .5  5
1  1  5
.5 1  5
0  1  5

Number of inner polygons
# Variable Values
2

Inner polygon
# Variable Values
.2 .2  	 1
.4 .2    1
.4 .4    1
.2 .4    1

Inner polygon
# Variable Values
.6 .6    1
.8 .6    1
.8 .8    1
.6 .8    1