International Taekwondo referee Dipendra Dhakal has left for Uzbekistan to participate in Olympic referee selection and closed training on Friday. The decisive selection and closed training is being conducted on Feb 12-14. International Referee Dhakal was recently promoted to the second class in the Kyorugi category. The World Taekwondo Referee Committee sent Dhakal a promotion certificate a few days ago. It took Dhakal four years to get promoted from the third class to the second class.