Complex sentence: The western part of the town centered on the University of Alaska Fairbanks is Democratic-leaning, while the downtown and the eastern parts near Fort Wainwright are Republican-leaning, and the North Pole area farther east is even more conservative.
Split into simpler sentences: The western part of the city, centered on the University of Alaska Fairbanks is Democratic-leaning. The downtown area and the eastern parts near Fort Wainwright are Republican-leaning, and the North Pole area farther east is even more conservative.