CREATE TABLE table_78388 ("Driver" TEXT, "Constructor" TEXT, "Laps" FLOAT, "Time/Retired" TEXT, "Grid" FLOAT)

Who drove the car with over 66 laps with a grid of 5?
SELECT "Driver" FROM table_78388 WHERE "Laps" > '66' AND "Grid" = '5'
SELECT "Driver" FROM "table_78388" WHERE "Grid" = '5' AND "Laps" > '66'