CREATE TABLE table_204_476 (id NUMBER, "name" CLOB, "date built" NUMBER, "builder" CLOB, "works no." NUMBER, "wheels" CLOB, "cylinders" CLOB, "notes" CLOB, "withdrawn" NUMBER)

was no. 1 or veteran built in 1847 ?
SELECT "name" FROM table_204_476 WHERE "name" IN ('no.1', 'veteran') AND "date built" = 1847
SELECT "name" FROM "table_204_476" WHERE "date built" = 1847 AND "name" IN ('no.1', 'veteran')