Definition: In this task, you will be presented with a passage and have to answer a question based on your understanding of the events inferred from the passage. Try to find the best answer that is most likely to fill in "_". Note that the URLs in the text have been replaced with [Link].
Input: Aaron Cook insists he has no regrets about turning his back on Great Britain as he seeks to make up for his London 2012 snub and book his place at next year's Rio Olympics. Cook, who accepted an offer to become a Moldovan citizen in April, could face former GB rival Lutalo Muhammad in the -80kg semi-finals at the European Games in Baku on Thursday. Muhammad was controversially preferred to Cook for London and won a bronze medal, prompting the then world number one to quit the national camp and represent the former Soviet Republic. Cook, who made his debut for his new nation in last month's World Championships when he lost in the last four to another Briton, Damon Sansum, said: 'The national anthem doesn't really mean that much to me any more.Aaron Cook switched from Great Britain to Moldova after London 2012Taekwondo star believes he was robbed in favour of Lutalo MuhammadWorld No 1 could face Muhammad again at the European Games 
 Question:'_ have given me all the support I need, so I am extremely grateful for everything they have done.'

Moldovan