Complex sentence: After airline deregulation was passed in 1978, a flood of new airlines came to ABQ and the west wing was expanded in 1980 with three more gates, all of which had jetbridges and received extensive use by TWA and many new carriers.
Split into simpler sentences: After airline deregulation was passed in 1978, a flood of new airlines came to ABQ. The west wing was expanded in 1980 with three more gates, all of which had jetbridges and were used extensively by TWA and many new carriers.