//+
Point(1) = {0, 0, 0, 1.0};
//+
Point(2) = {0, 2, 0, 1.0};
//+
Point(3) = {0, 2.05, 0, 1.0};
//+
Point(4) = {0, 2.1, 0, 1.0};
//+
Point(5) = {-0.2, 0, 0, 1.0};
//+
Point(6) = {-0.2, 2, 0, 1.0};
//+
Point(7) = {-0.2, 2.05, 0, 1.0};
//+
Point(8) = {-0.2, 2.1, 0, 1.0};
//+
Line(1) = {1, 5};
//+
Line(2) = {5, 6};
//+
Line(3) = {6, 2};
//+
Line(4) = {2, 1};
//+
Line(5) = {7, 8};
//+
Line(6) = {8, 4};
//+
Line(7) = {4, 3};
//+
Line(8) = {3, 7};
//+
Line Loop(1) = {2, 3, 4, 1};
//+
Plane Surface(1) = {1};
//+
Line Loop(2) = {8, 5, 6, 7};
//+
Plane Surface(2) = {2};
//+
Extrude {0, 0, 0.5} {
  Surface{1}; Surface{2}; Layers{1}; Recombine;
}
