Complex sentence: Haltli started to play the accordion at the age of seven and over the following few years he won several national competitions and scholarships and was awarded first prize in Norwegian TV's "Talentiaden 1991".
Split into simpler sentences: Haltli started to play the accordion at the age of seven and over the following few years he won several national competitions and scholarships. He was awarded first prize in Norwegian TV's "Talentiaden 1991".