<prompt> Pedzisa mutsara unotevera: Kubva musi wa2 kusvika musi wa15 August, Liem, Nguyen Ngoc Truong Son, nevamwe vatambi veVietnamese vechess vakatora chikamu mu  <response>: Chess Olympiad muTromsø, Norway. Liem akawana 512 points kubva mumitambo gumi 3-25 pabhodhi 1. 