Complex sentence: Later we hear from the poet Claudian that Marcomer was arrested by Romans and banned to a villa in Tuscany when his brother Sunno crossed the Rhine and tried to settle himself as leader of the band of Marchomir, however he was killed by his own people.
Split into simpler sentences: Later we hear from the poet Claudian that Marcomer was arrested by Romans and banned to a villa in Tuscany. His brother Sunno crossed the Rhine and tried to settle himself as leader of the band of Marchomir, however he was killed by his own people.