 Also in 2009, the 15 km individual Gundersen was changed to a 10 km individual normal hill event while the 7.5 sprint event was changed to a 10 km individual large hill event with the former involving a single jump from the normal hill while the latter involves a single jump from the large hill.Formerly known as the 18 km/ 15 km Individual Gundersen, this event involved two jumps from the ski jumping normal hill.For the FIS Nordic World Ski Championships 2009 in Liberec, the event will involve a single jump from the ski jumping normal hill followed by 10 km of cross country skiing.