Complex sentence: Ske is an Icelandic band whose origins can be traced back to 1992, when a band called "Skárren ekkert" was founded by Eiríkur Þorleifsson, Frank Hall and Guðmundur Steingrímsson, and joined by Hrannar Ingimarsson in 1998.
Split into simpler sentences: Ske is an Icelandic band whose origins can be traced back to 1992 when a band called "Skárren ekkert" was formed. Founded in 1992 by Eiríkur Þorleifsson, Frank Hall and Guðmundur Steingrímsson, and joined by Hrannar Ingimarsson in 1998.