Complex sentence: The portion from Fletcher Parkway to ramps located at Amaya Drive was finished at the beginning of 2001, with the segment north to Navajo Road to open later that year, and the part from there to Grossmont College Drive was to begin construction in early 2001.
Split into simpler sentences: The portion from Fletcher Parkway to ramps located at Amaya Drive was finished at the beginning of 2001. The segment north to Navajo Road to open later that year, and the part from there to Grossmont College Drive was to begin construction in early 2001.