CREATE TABLE table_8809 ("Class" CLOB, "Wheel arrangement" CLOB, "Fleet number ( s ) " CLOB, "Manufacturer" CLOB, "Year made" CLOB, "Quantity made" CLOB, "Quantity preserved" CLOB)

What manufacturer made class b-2?
SELECT "Manufacturer" FROM table_8809 WHERE "Class" = 'b-2'
SELECT "Manufacturer" FROM "table_8809" WHERE "Class" = 'b-2'