Complex sentence: The Barrier Volcano was given its name because it forms a barrier about long across the Kenyan Rift Valley with a width of separating Lake Turkana to the north and the Suguta Valley and the small Lake Logipi to the south.
Split into simpler sentences: The Barrier Volcano was given its name because it forms a barrier about long across the Kenyan Rift Valley. It has a width of and separates Lake Turkana to the north and the Suguta Valley and the small Lake Logipi to the south.