Point(1) = {0, 0, 0, 50};
Point(2) = {7.25, 0, 0, 50};
Point(3) = {11.075, 0, 0, 50};
Point(4) = {18.325, 0, 0, 50};
Point(5) = {25.575, 0, 0, 50};
Point(6) = {29.4, 0, 0, 50};
Point(7) = {0, 7.25, 0, 50};
Point(8) = {0, 11.075, 0, 50};
Point(9) = {0, 18.325, 0, 50};
Point(10) = {0, 25.575, 0, 50};
Point(11) = {0, 29.4, 0, 50};
Point(12) = {18.325, 29.4, 0, 50};
Point(13) = {18.325, 25.575, 0, 50};
Point(14) = {18.325, 18.325, 0, 50};
Point(15) = {18.325, 11.075, 0, 50};
Point(16) = {18.325, 7.25, 0, 50};
Point(17) = {25.575, 18.325, 0, 50};
Point(18) = {7.25, 18.325, 0, 50};
Point(19) = {29.4, 18.325, 0, 50};
Point(20) = {11.075, 18.325, 0, 50};
Line (1) = {11, 12};
Line (2) = {19, 6};
Line (3) = {5, 6};
Line (4) = {2, 3};
Line (5) = {7, 8};
Circle (6) = {10, 9, 18} Plane{0, 0, 1};
Circle (7) = {18, 9, 8} Plane{0, 0, 1};
Circle (8) = {12, 14, 19} Plane{0, 0, 1};
Circle (9) = {13, 14, 17} Plane{0, 0, 1};
Circle (10) = {17, 14, 15} Plane{0, 0, 1};
Circle (11) = {15, 14, 20} Plane{0, 0, 1};
Circle (12) = {20, 14, 13} Plane{0, 0, 1};
Circle (13) = {3, 4, 16} Plane{0, 0, 1};
Circle (14) = {16, 4, 5} Plane{0, 0, 1};
Circle (15) = {7, 1, 2} Plane{0, 0, 1};
Line (16) = {11, 10};
Line Loop(17) = {2,-3,-14,-13,-4,-15,5,-7,-6,-16,1,8};
Line Loop(18) = {10,11,12,9};
Plane Surface(19) = {17,18};

Extrude {0,0,2000} {
Surface{19}; Layers{ {40}, {1}, {1} }; Recombine;
}


Recombine Surface {19,101};

