CREATE TABLE table_57714 ("Class" CLOB, "Type" CLOB, "Quantity" FLOAT, "Date" CLOB, "LNER Class" CLOB)

What LNER Class has a Class of 3?
SELECT "LNER Class" FROM table_57714 WHERE "Class" = '3'
SELECT "LNER Class" FROM "table_57714" WHERE "Class" = '3'