Question: MexicanaLink used to compete against what airline headquartered in Monterrey?
Sentence (from "China Southern Airlines"): Established on 1 July 1988 following the restructuring of the Civil Aviation Administration of China that acquired and merged a number of domestic airlines, the airline became one of China's "Big Three" airlines (alongside Air China and China Eastern Airlines), the world's fourth-largest airline measured by passengers carried and Asia's largest airline in fleet size, revenue and passengers carried.
Relevant evidence: No