sentences:  In 1045 Siegfried received the title of a margrave in the Hungarian March by Emperor Henry III.His sons Engelbert, Margrave in Istria from 1090, and Hartwig founded Saint Paul's Abbey, Lavanttal on their mother's estates in 1091.When the ducal House of Eppenstein finally became extinct in 1122, Siegfried's grandson Henry inherited the title and became the first Sponheim Duke of Carinthia as well as Margrave in the Italian March of Verona.