user: Question: What is the Class for a year later than 1958, with 4 points?
Columns: ['Year', 'Class', 'Team', 'Points', 'Rank', 'Wins']
Types: ['real', 'text', 'text', 'real', 'text', 'real']
Sample row: [1955.0, '250cc', 'RD Special', 2.0, '13th', 0.0]
SQL:

assistant: SELECT "Class" FROM "Table" WHERE "Year" > 1958.0 AND "Points" = 4.0;