1991 Superbike World Championship
{'<entity_0>': '1991 Superbike World Championship', '<entity_1>': 'International Motorcycling Federation'}
[['1991 Superbike World Championship', 'organizer', 'International Motorcycling Federation']]
The <entity_0> was the fourth <entity_1> Superbike World Championship season.
['sports season']