Generate an approximately fifteen-word sentence that describes all this data: World Championships VENUE Helsinki, Finland; COMPETITION World Championships; World Championships EVENT 20 km; 20 km POSITION 8th; 20 km NOTES 1:20:45; World Championships YEAR 2005; Eder Sanchez
In the 20km event of 2005 World Championships at Helsinki, Finland, Eder Sanchez won the 8th position using a time 1:20:45