Complex sentence: He was born in Nishapur, Iran and moved to Najaf, Iraq in 1960 and studied in seminaries of Grand Ayatollah Khoei until he moved back to Iran in 1972 and currently resides in Qom and is considered the leader of the Seminary of Qom, Iran.
Split into simpler sentences: He was born in Nishapur, Iran and moved to Najaf, Iraq in 1960 and studied in seminaries of Grand Ayatollah Khoei until he moved back to Iran in 1972, currently residing in Qom. He is considered the leader of the Seminary of Qom, Iran.