user: Question: What classes have driven greater than 133 laps, placed above 18th position and have a class position of 1st?
Columns: ['Year', 'Team', 'Co-Drivers', 'Class', 'Laps', 'Pos.', 'Class Pos.']
Types: ['real', 'text', 'text', 'text', 'real', 'text', 'text']
Sample row: [2004.0, 'JMB Racing', 'Jean-René de Fornoux Stéphane Daoudi', 'GT', 133.0, 'DNF', 'DNF']
SQL:

assistant: SELECT "Class" FROM "Table" WHERE "Laps" > 133.0 AND "Pos." = '18th' AND "Class Pos." = '1st';