function ParentGroup() {
    let myShape = ActiveSheet.Shapes
    myShape.AddShape(1, 10, 10, 100, 100)
    myShape.AddShape(2, 110, 120, 100, 100)
    myShape.Range([1, 2]).Group()
    // Using the child shape in the group get the Parent shape.
    let pgShape = ActiveSheet.Shapes.Item(1).GroupItems.Item(1).ParentGroup
    MsgBox("The two shapes will now be deleted.")
    // Delete the parent shape.
    pgShape.Delete()
}