Complex sentence: The Pueblo of Nambé has existed since the 14th century and was a primary cultural, economic, and religious center at the time of the arrival of Spanish colonists in the very early 17th century.
Split into simpler sentences: The Pueblo of Nambé has existed since the 14th century. It was a primary cultural, economic, and religious center at the time of the arrival of Spanish colonists in the very early 17th century.