Private Sub Form_Load()
    Dim objApp As SolidEdgeFramework.Application
    Dim objDoc As SolidEdgePart.PartDocument
    Dim objCirc1 As SolidEdgeFrameworkSupport.Circle2d
    Dim objCirc2 As SolidEdgeFrameworkSupport.Circle2d
    Dim objCirc3 As SolidEdgeFrameworkSupport.Circle2d
    Dim objRelns As SolidEdgeFrameworkSupport.Relations2d
    Dim objReln1 As SolidEdgeFrameworkSupport.Relation2d
    Dim objReln2 As SolidEdgeFrameworkSupport.Relation2d
    Dim objProfile As SolidEdgePart.Profile
    Dim lngIdx As Long
    ' Report errors
    Const PI = 3.14159265358979
    ' Create/get the application with specific settings
    On Error Resume Next
    Set objApp = GetObject(, "SolidEdge.Application")
    If Err Then
        Err.Clear
        Set objApp = CreateObject("SolidEdge.Application")
        Set objDoc = objApp.Documents.Add("SolidEdge.PartDocument")
        objApp.Visible = True
    Else
        Set objDoc = objApp.ActiveDocument
    End If
    ' Create an empty Profile
    Set objProfile = objDoc.ProfileSets.Add.Profiles.Add(pRefPlaneDisp:= _
                                                         objDoc.RefPlanes(1))
    ' Create 2 Circle objects
    Set objCirc1 = objProfile.Circles2d.AddByCenterRadius(x:=0, y:=0, Radius:=0.01)
    Set objCirc2 = objProfile.Circles2d.AddByCenterRadius(x:=0.03, y:=0.05, Radius:=0.02)
    Set objCirc3 = objProfile.Circles2d.AddByCenterRadius(x:=0.05, y:=0.05, Radius:=0.03)

    ' Create a Concentric Relation between the objects
    Set objRelns = objProfile.Relations2d
    Set objReln1 = objRelns.AddConcentric(Object1:=objCirc1, Object2:=objCirc2)
    ' Create another relation
    Set objReln2 = objRelns.AddConcentric(Object1:=objCirc1, Object2:=objCirc3)
    ' Get the Index of Relation2d object
    lngIdx = objReln2.Index
    ' USER DISPLAY
    ' Release objects
    Set objApp = Nothing
    Set objDoc = Nothing
    Set objCirc1 = Nothing
    Set objCirc2 = Nothing
    Set objCirc3 = Nothing
    Set objRelns = Nothing
    Set objProfile = Nothing
    Set objReln1 = Nothing
    Set objReln2 = Nothing
End Sub