Complex sentence: The Purple Line is a subway in the Los Angeles County Metro Rail System line operated by the Los Angeles County Metropolitan Transportation Authority that follows a mostly east-west route, connecting Downtown Los Angeles to the Mid-Wilshire/Koreatown, Los Angeles, California.
Split into simpler sentences: The Purple Line is a subway line in the Los Angeles County Metro Rail System. It follows a mostly east-west route, connecting Downtown Los Angeles to the Mid-Wilshire/Koreatown, Los Angeles, California.