user: Question: What is the time/retired for Ronnie Peterson with under 75 laps and a grid under 15?
Columns: ['Driver', 'Constructor', 'Laps', 'Time/Retired', 'Grid']
Types: ['text', 'text', 'real', 'text', 'real']
Sample row: ['Jackie Stewart', 'Tyrrell - Ford', 75.0, '1:49:03.4', 4.0]
SQL:

assistant: SELECT "Time/Retired" FROM "Table" WHERE "Laps" < 75.0 AND "Grid" < 15.0 AND "Driver" = 'Ronnie Peterson';