user: ### NOW ANSWER:
Question: Name the highest laps for maserati and +6 laps for grid more than 11
Columns: ['Driver', 'Constructor', 'Laps', 'Time/Retired', 'Grid']
Types: ['text', 'text', 'real', 'text', 'real']
Sample row: ['Luigi Musso Juan Manuel Fangio', 'Ferrari', 98.0, '3:00:03.7', 3.0]
SQL:

assistant: SELECT MAX("Laps") FROM "Table" WHERE "Constructor" = 'maserati' AND "Time/Retired" = '+6 laps' AND "Grid" > 11.0;