▁the ▁overall ▁title . ▁Origin ally , ▁three ▁distance ▁vict ories ▁won ▁one ▁the ▁championship , ▁but ▁the ▁rules ▁were ▁changed ▁after ▁R olf ▁F alk - Lar ss en ▁beat ▁Tom as ▁Gust af son ▁at ▁the ▁ 1 9 8 3 ▁World ▁Championship ▁despite ▁having ▁more ▁points . ▁The ▁IS U ▁organ izes ▁an ▁annual ▁World ▁All round ▁Speed ▁Sk ating ▁Championships . ▁ ▁S print ▁champion ships ▁▁ ▁The ▁s print ▁champion ships ▁are ▁two - day ▁events ▁where ▁sk aters ▁run ▁the ▁ 5 0 0   m ▁and ▁ 1 0 0 0   m ▁on ▁both ▁days . ▁The ▁sam alog ▁system ▁is ▁again ▁applied ▁to ▁crown ▁the ▁winner . ▁To ▁counter ▁any ▁system atic ▁bias ▁regarding ▁inner ▁versus ▁outer ▁lan es , ▁sk aters ▁change ▁start ▁lan es ▁from ▁the ▁first ▁day ▁to ▁the ▁second . ▁Nations ▁with ▁active ▁sk aters ▁ar range ▁annual ▁national ▁s print ▁champion ships , ▁and ▁the ▁IS U ▁have ▁held ▁annual ▁World ▁S print ▁Speed sk ating ▁Championships ▁for ▁men ▁and ▁for ▁women ▁since ▁ 1 9 7 0 . ▁Since ▁ 2 0 1 7 ▁a ▁b ian n ual ▁European ▁All round ▁Speed sk ating ▁Championships ▁is ▁held ▁which ▁includes ▁a ▁s print ▁championship . ▁ ▁Single ▁distances ▁▁ ▁A ▁more ▁basic ▁form ▁of ▁speed ▁sk ating ▁consists ▁of ▁sk ating ▁a ▁single ▁event . ▁This ▁is ▁the ▁format ▁used ▁for ▁the ▁World ▁Single ▁Dist ance ▁Championships , ▁which ▁have ▁been ▁arranged ▁since ▁ 1 9 9 6