Complex sentence: The Gutian language (also Qutian) was spoken by the Gutian people who briefly ruled over Sumer around 2100 BCE during the Gutian dynasty of Sumer, who lived in the territory between the Zagros and the Tigris in present-day Iranian and Iraqi Kurdistan.
Split into simpler sentences: The Gutian language (also Qutian) was spoken by the Gutian people, who briefly ruled over Sumer during the Gutian dynasty of Sumer around 2100 BCE. The Gutians lived in the territory between the Zagros and the Tigris in present-day Iranian and Iraqi Kurdistan.