Port Blair, July 18: The valedictory function of 26th National Under- 25 Chess Championship 2017, organized by All India Chess Federation and Andaman Nicobar Chess Association will be held in the auditorium of Jawaharlal Nehru Rajkeeya Mahavidyala at 5 pm tomorrow (July 19). The Lt. Governor, A&N Islands, Prof. Jagdish Mukhi will be the chief guest on the occasion and distribute the prizes to the winners of the championship.