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Author: WikiMatrix
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English[en]
A descendant of the Swabian House of Zähringen, he was the son of Margrave Herman V and Irmengard, daughter of Count Palatine Henry V of the Rhine.
Spanish[es]
Un descendiente de la suaba Casa de Zähringen, era hijo del margrave Hermann V y de la condesa Palatina Irmengard del Rin, hija de Enrique V, Conde Palatino del Rin.