Complex sentence: Adolf I of Berg, count of Berg from 1077 until 1082, Vogt of Werden, Deutz, Berg and Gerresheim (died 1086), son of Adolf II of Lotharingia count of Keldachgau, Vogt of Deutz (1002--1041).
Split into simpler sentences: Adolf I of Berg, count of Berg from 1077 until 1082, Vogt of Werden, Deutz, Berg and Gerresheim (died 1086). He is the son of Adolf II of Lotharingia count of Keldachgau, Vogt of Deutz (1002--1041).