CREATE TABLE table_name_47 (constructor VARCHAR2, laps VARCHAR2, time_retired VARCHAR2)

Who built the car that ran out of fuel before 28 laps?
SELECT constructor FROM table_name_47 WHERE laps < 28 AND time_retired = "out of fuel"
SELECT "constructor" FROM "table_name_47" WHERE "laps" < 28 AND "out of fuel" = "time_retired"