Complex sentence: Ayatollah Haj Agha Rahim Arbab showed extraordinary abilities in formal and informal studies such as Persian and Arabic literature, Mathematics, Philosophy, Mysicism and Astronomy that turned him to the rank of Ayatollah at the age of fourteen.
Split into simpler sentences: Ayatollah Haj Agha Rahim Arbab showed extraordinary abilities in formal and informal studies such as Persian and Arabic literature, Mathematics, Philosophy, Mysicism and Astronomy. He was graduated to the rank of Ayatollah at the age of fourteen.