Question: What was the opening year for the stadium in which the WCCW Cotton Bowl Extravaganza was held every year from 1984 through 1988?
{'answer': '1930', 'supporting_facts': [['WCCW Cotton Bowl Extravaganza', 0], ['WCCW Cotton Bowl Extravaganza', 1], ['WCCW Cotton Bowl Extravaganza', 2], ['Cotton Bowl (stadium)', 0]]}