EntityQ27949358· pop 7· linked from 6 articlesErnst RojahnSign in to saveNorwegian chess playerConnectionsNorwayCountryMoscowCityHelsinkiEntityBuenos AiresEntitychessEntityMunichEntityChess OlympiadEntity8th Chess OlympiadEntity10th Chess OlympiadEntity12th Chess OlympiadEntity13th Chess OlympiadEntitychessgames.comEntityNorwegian Chess ChampionshipEntityTønsbergEntityCategories1909 births1977 deaths20th-century Norwegian chess players20th-century Norwegian sportsmenChess Olympiad competitorsSportspeople from Tønsberg