Point(1) = { -50.0, 0.0  , 0.0 , 2000.};
Point(2) = { 50.0, 0.0  , 0.0 , 2000.};
Point(3) = { 0.0 , 10.0  , 0.0 , 2000.};
Point(4) = {0.0,-75.0,0.0,2000.};
//Line(1)  = {1 ,2};
Line(2)  = {2,3};
Line(3) = {3,1};
Circle(1) = {1,4,2};
 Line Loop(4) = {1,2,3};
Plane Surface(5) = {4};

