CREATE TABLE "locomotives_of_the_southern_railway" (
  "iwcr_no" text,
  "name" text,
  "wheel_arrangement" text,
  "sr_no" text,
  "year_made" real,
  "year_withdrawn" real
);

Question: Which of the lowest years had a Wheel arrangement that was 0-4-2t?
SQL: SELECT MIN("year_made") FROM "locomotives_of_the_southern_railway" WHERE "wheel_arrangement"='0-4-2t';

Question: What is the mean Year when the IWCR number was 5 and the Year withdrawn was bigger than 1926?
SQL: SELECT AVG("year_made") FROM "locomotives_of_the_southern_railway" WHERE "iwcr_no"='5' AND "year_withdrawn">1926;

Question: Which SR number had a wheel arrangement of 0-6-0t, the year made was more recent than 1874, and the year withdrawn was 1963?
SQL: SELECT "sr_no" FROM "locomotives_of_the_southern_railway" WHERE "wheel_arrangement"='0-6-0t' AND "year_made">1874 AND "year_withdrawn"=1963;

Question: What is the sum number of years where the wheel arrangement of 0-4-0t?
SQL: SELECT COUNT("year_made") FROM "locomotives_of_the_southern_railway" WHERE "wheel_arrangement"='0-4-0t';