user: Question: When is the earliest year that there's a Judd engine?
Columns: ['Year', 'Entrant', 'Chassis', 'Engine', 'Points']
Types: ['real', 'text', 'text', 'text', 'real']
Sample row: [1988.0, 'Forti Corse', 'Dallara 3087', 'Cosworth', 0.0]
SQL:

assistant: SELECT MIN("Year") FROM "Table" WHERE "Engine" = 'Judd';