Original sentence: After the season had ended, the World Meteorological Organization retired two names: Elena and Gloria and replaced them with: Erika and Grace for the 1991 season
Edited sentence: Despite the devastation, Juan remained on the list, but it would later be retired after Hurricane Juan of 2003.The World Meteorological Organization retired two names in the spring of 1986: Elena and Gloria.The reason of why Juan was not retired is unknown.They were replaced in the 1991 season by Erika and Grace