 Ramba uchinyora ndima iyi - Marial, uyo akakwikwidza mumakwikwi evarume omumarakita, ndiye oga akanga ari mutambi akare weOlympic pakati pavatatu vacho. Akanga atiza Second Sudanese Civil War muna 1999 uye vakagara muUnited States muna 2001, apo akatora athletics muchikoro chesekondari. Akamhanyira kuIowa State University panguva yebasa rake rekoreji uye akasarudzwa senhengo yeAll-American team. Mumitambo yeOlympic yeZhizha ya2012, akanga apedza ari wechi47 pakati pevakwikwidzi 105. Akanga arongerwa kuita mutambo wekutanga weSouth Sudan pa2015 World Championships muAthletics, asi akakundikana kuoneka pachiitiko chacho. MuRio, akapedza ari wechi82 pakati pevakwikwidzi 155 aine nguva yakanakisa yemwaka ye2:22.45. 