myCircleDocument isa CATPart
   {
     myPart isa Part
         {
           OBody isa OpenBodyFeature
              {
                P1 isa GSMPoint
                   {
                     PointType = 0;
                     TypeObject isa GSMPointCoord
                     {
                      X = 2mm;
                      Y = 3mm;
                      Z = 0mm;
                      }
                    }
            C1 isa GSMCircle
               {
                  CircleType = 0;
                  TypeObject isa GSMCircleCtrRad
                  {
                  Center = object : ..\..\P1;
                  Support = object : ..\..\..\`xy-plane`;
                  Radius = 150mm;
                  }
                  StartAngle = 100deg;
                  EndAngle = 360deg;
               }
             Fi isa GSMFill
                 {
                    Boundary = object : ..\C1;
                  }
              SW isa GSMSweep
                  {
                     Type=1;
                     TypeObject isa GSMSweepSegment
                {
                  Angle = 86deg;
                  Length2 = 150mm;
                  GuideSurf = object : ..\..\Fi;
                  GuideCrv = object : ..\..\C;
           }
         }
       }
   }
}