Complex sentence: Mousavi Ardebili was a supporter of Ayatollah Ruhollah Khomeini and was a friend of him.He speaks for Support of Khomeini in 1970's.
Split into simpler sentences: Mousavi Ardebili was a supporter of Ayatollah Ruhollah Khomeini and was a friend of his. He spoke for Support of Khomeini in 1970's.