Question: The Airport Transit System (ATS) is an automated people mover system at Chicago O'Hare International Airport that was built by Mécanique Aviation Traction and began its operation when?
Sentence (from "Skytrain (Miami International Airport)"): The others are the MIA Mover which connects to the Miami Intermodal Center, and the people mover connecting Concourse E's satellite building.
Relevant evidence: No