Complex sentence: He was the son of the Norwegian colonel and aide-de-camp to king Charles Hans Jacob Nørregaard and Sophie Wegner, a daughter of the industrialist Benjamin Wegner and Henriette Seyler, of the Hamburg Berenberg-Gossler-Seyler banking dynasty.
Split into simpler sentences: He was the a of the Norwegian colonel and aide-de-camp to king Charles Hans Jacob Nørregaard and Sophie Wegner. His mother was a daughter of the industrialist Benjamin Wegner and Henriette Seyler, of the Hamburg Berenberg-Gossler-Seyler banking dynasty.