user: Question: What was the nick name for the school established in 1958?
Columns: ['Institution', 'Location', 'Nickname', 'Enrollment', 'Established']
Types: ['text', 'text', 'text', 'real', 'real']
Sample row: ['Alvernia University', 'Reading, PA', 'Crusaders', 2900.0, 1958.0]
SQL:

assistant: SELECT "Nickname" FROM "Table" WHERE "Established" = 1958.0;