Point(1) = {0, 0, 0};
Point(2) = {-0.4, 0.3, 0};
Point(3) = {-0.4, -0.3, 0};
Point(4) = {0.4, 0.3, 0};
Point(5) = {0.4, -0.3, 0};

Point(11) = {-4.5,-4.5, 0};
Point(12) = {4.5,-4.5, 0};
Point(13) = {4.5, 4.5, 0};
Point(14) = {-4.5, 4.5, 0};

Circle(1) = {2, 1, 4};
Circle(2) = {4, 1, 5};
Circle(3) = {5, 1, 3};
Circle(4) = {3, 1, 2};
Line(5) = {14, 13};
Line(6) = {13, 12};
Line(7) = {12, 11};
Line(8) = {11, 14};
Line(9) = {4, 13};
Line(10) = {5, 12};
Line(11) = {3, 11};
Line(12) = {2, 14};
Line Loop(13) = {12, -8, -11, 4};
Ruled Surface(14) = {13};
Line Loop(15) = {11, -7, -10, 3};
Line Loop(16) = {9, 6, -10, -2};
Line Loop(17) = {12, 5, -9, -1};
Ruled Surface(18) = {17};
Ruled Surface(19) = {16};
Ruled Surface(20) = {15};
Transfinite Line{1:12} = 30;
Transfinite Surface{14,18,19,20};
Recombine Surface{14,18,19,20};

