Complex sentence: He was a very talented musician at a young age it happened that he crossed paths with English Earl Fraser Roth who were inspired by the young Mohamed who was (then aged 15) and decided to help him further his studies.
Split into simpler sentences: He was a very talented musician at a young age. It happened that he crossed paths with English Earl Fraser Roth who were inspired by the young Mohamed who was (then aged 15) and decided to help him further his studies.