Question: what is the grid when the rider is Mika Kallio?
SQL: SELECT MAX("Grid") FROM "2-16193559-2" WHERE "Rider" = 'Mika Kallio';

Question: what is the time when laps is less than 21, manufacturer is Aprilia, grid is less than 17 and the rider is Thomas Luthi?
SQL: SELECT "Time" FROM "2-16193559-2" WHERE "Laps" < 21.0 AND "Manufacturer" = 'Aprilia' AND "Grid" < 17.0 AND "Rider" = 'Thomas Luthi';

Question: what is the time when the laps is less than 21 and the grid is more than 17?
SQL: SELECT "Time" FROM "2-16193559-2" WHERE "Laps" < 21.0 AND "Grid" > 17.0;