World Congress of Esperanto
{'<entity_0>': 'World Congress of Esperanto', '<entity_1>': 'Esperanto'}
[['World Congress of Esperanto', 'language used', 'Esperanto']]
The <entity_0> (<entity_1>: Universala Kongreso de <entity_1>, UK) is an annual <entity_1> convention.
['Esperanto congress', 'recurring event']