Simplify the following text for a Grade 10 native English-speaking person.
Original: GÃ 1\/4 len teaches an Anatolian version of traditional mainstream Islam , deriving from Said Nursi 's teachings and modernizing them .
Simplified: GÃ 1\/4 len teaches a moderate version of Sunni \/ Hanafi Islam , deriving from that of Said Nursi 's teachings and modernizing them .