CREATE TABLE table_name_10 (date VARCHAR, no_built VARCHAR, wheels VARCHAR)

On what date were 5 built with 4-4-2t wheels?
SELECT date FROM table_name_10 WHERE no_built = 5 AND wheels = "4-4-2t"
SELECT "date" FROM "table_name_10" WHERE "4-4-2t" = "wheels" AND "no_built" = 5