Complex sentence: In 1947 Patton had a small role in "Weep for the Cyclops", a biographical 1947 television drama on Jonathan Swift, which was written and produced by her cousin Denis Johnston.
Split into simpler sentences: In 1947 Patton had a small role in the 1947 television drama, "Weep for the Cyclops", a biographical drama on Jonathan Swift. It was written and produced by her cousin Denis Johnston.