Complex sentence: The Fremont-Winema National Forests, administratively combined in 2002, cover territory in Southern Oregon from the crest of the Cascades on the west past Lakeview in the east.
Split into simpler sentences: The Fremont-Winema National Forests are two United States National Forests that were administratively combined in 2002. They cover territory in southern Oregon from the crest of the Cascades on the west past Lakeview in the east.