Complex sentence: The Illinois Terminal, located at 45 East University Avenue in Champaign, Illinois is an intermodal transportation center which opened in January 1999, and provides Amtrak train service and various bus services to the Champaign-Urbana area.
Split into simpler sentences: The Illinois Terminal is an intermodal passenger transport center located at 45 East University Avenue in Champaign, Illinois, United States. The facility opened in January 1999, and provides Amtrak train service and various bus services to the Champaign-Urbana area.