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 _Wigeric ___|
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|--Frederick_I 
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|             _UNKNOWN ______________|
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|_Cunigunde _|
             |                                                    _Charles_II "The_Bald" _
             |                        _Louis_II "The_Stammerer" _|_Ermentrude of_Orleans _
             |_Ermentrude of_France _|
                                     |                            _Hardoin _______________
                                     |_Ansgarde _________________|_Guerimburga ___________