Complex sentence: Opened in 1979 as the Navajo Skill Center, NTU at Crownpoint was renamed Navajo Technical College, then the second tribally run college in Navajo Nation.
Split into simpler sentences: Opened in 1979 as the Navajo Skill Center, NTU at Crownpoint was renamed Navajo Technical College. This was the second tribally run college in Navajo Nation.