What is the fine-grained topic of the following text: The Irish Mixed Martial Arts Association (IMMAA) has announced its provisional team to represent the Republic of Ireland at the 2018 IMMAF European Championships and Youth European Open, taking place from 17–23 June in Bucharest, Romania, hosted by the Romanian Kempo MMA Federation (RMMAF). Only return the topic.
Republic of Ireland's provisional team for 2018 IMMAF European Championships and Youth European Open