sketch001 = startSketchOn('XY')
  |> startProfileAt([-25, 25], %)
  |> yLine(length = -50, tag = $rectangleSegmentB001)
sketch002 = startSketchOn('XY')
  |> circle(center = [-50, 0], radius = 10)
  |> revolve(angle = 90, axis = rectangleSegmentB001)