CREATE TABLE table_54205 ("Driver" TEXT, "Constructor" TEXT, "Laps" FLOAT, "Time/Retired" TEXT, "Grid" FLOAT)

Who drive the car that retired due to engine failure and a grid of less than 9?
SELECT "Driver" FROM table_54205 WHERE "Time/Retired" = 'engine' AND "Grid" < '9'
SELECT "Driver" FROM "table_54205" WHERE "Grid" < '9' AND "Time/Retired" = 'engine'