user: Question: What are the highest laps kazuki nakajima did with a Grid larger than 19?
Columns: ['Driver', 'Constructor', 'Laps', 'Time/Retired', 'Grid']
Types: ['text', 'text', 'real', 'text', 'real']
Sample row: ['Felipe Massa', 'Ferrari', 44.0, '1:22:59.394', 2.0]
SQL:

assistant: SELECT MAX("Laps") FROM "Table" WHERE "Driver" = 'kazuki nakajima' AND "Grid" > 19.0;