CREATE TABLE table_name_31 (manufacturer VARCHAR2, style VARCHAR2, opened VARCHAR2)

Which Manufacturer has a Style of steel sit down, and an Opened larger than 2008?
SELECT manufacturer FROM table_name_31 WHERE style = "steel sit down" AND opened > 2008
SELECT "manufacturer" FROM "table_name_31" WHERE "opened" > 2008 AND "steel sit down" = "style"