Point(1) = {0,0,0,1.0};
Point(2) = {0.02,0,0,1.0};
Point(3) = {0,0.02,0,1.0};
Point(4) = {-0.02,0,0,1.0};
Point(5) = {0,-0.02,0,1.0};

Circle(1) = {2,1,3};
Circle(2) = {3,1,4};
Circle(3) = {4,1,5};
Circle(4) = {5,1,2};

Line Loop(5) = {1,2,3,4};
Plane Surface(6) = {5};
Physical Surface(7) = {5};
Physical Line(8) = {5};
