_ EBERHARD DUKE OF ALSATIA________________+
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_ ISEMBERT LORD ALTORF_|
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_ GUELPH I, DUKE OF BAVARIA_|
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| | _ GEROLD COUNT IN THE ANGLACHAU OF SWABIA_
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| |_ IRMINTRUDIS _________|
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| |_ EMMA ___________________________________+
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|-- EMMA OF BAVARIA
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| _______________________|
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|_ HEDWIG ___________________|
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|_______________________|
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