Complex sentence: His father died due to complications to pneumonia when Vigen was only eight years old and he was raised by his older brother, Zaven and his mother after moving away from the family property because of a disagreement with her father.
Split into simpler sentences: His father died due to complications to pneumonia when Vigen was only eight years old. He was raised by his older brother, Zaven and his mother after moving away from the family property because of a disagreement with her father.