 Nyora kupfuurira kweiyi ndima - Dunn akaberekwa muna 1969, uye akava nyanzvi muna 1992. Pakupera kwemwaka wa 19921993, akatadza kufambira mberi kupfuura zvikamu zvekukwanisa kupinda mumakwikwi, akapinda mu 1993 World Championship. Ikoko, akakunda mutambo wake wekutanga wekukodzera kurwisa Ian Bullimore 51, asati atanga kumhanya kwemamwe kukunda gumi akateedzana kuti asvike makumi matatu nemaviri ekupedzisira kuCrucible Theatre. 