Complex sentence: The Ridgetop Shawnee are a group of descendants of Southeastern Kentucky's earliest settlers many of whom were of Native American descent and the Ridgetop Shawnee is a modern adaptation of that heritage that is celebrating and organizing the descendants from those early settlers.
Split into simpler sentences: The Ridgetop Shawnee are a group of descendants of Southeastern Kentucky's earliest settlers. Many of whom were of Native American descent and the Ridgetop Shawnee is a modern adaptation of that heritage that is celebrating and organizing the descendants from those early settlers.