Complex sentence: Magnus attempted school to study classical guitar when he was 10 years old, later on he was very much into "The New Wave Of British Heavy Metal" of bands such as Iron Maiden, Dio, Judas Priest and Black Sabbath.
Split into simpler sentences: Magnus attempted school to study classical guitar when he was 10 years old. Later on he was very much into "The New Wave Of British Heavy Metal" of bands such as Iron Maiden, Dio, Judas Priest and Black Sabbath.