user: Question: In what Year was Rhode Island the National Champion?
Columns: ['Year', 'National Champion', 'Runner-Up', 'Location', 'Host']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['1989–1990', 'Penn State', 'Iowa State', 'Athens, OH', 'Ohio University']
SQL:

assistant: SELECT "Year" FROM "Table" WHERE "National Champion" = 'Rhode Island';