CREATE TABLE table_204_722 (id NUMBER, "season" CLOB, "series" CLOB, "team" CLOB, "races" NUMBER, "wins" NUMBER, "poles" NUMBER, "f/lap" NUMBER, "podiums" NUMBER, "points" NUMBER, "position" CLOB)

who came in first before mrf challenge ?
SELECT "team" FROM table_204_722 WHERE "position" = 1 AND "season" < (SELECT "season" FROM table_204_722 WHERE "team" = 'mrf challenge')
SELECT "team" FROM "table_204_722" WHERE "position" = 1 AND "season" < (SELECT "season" FROM "table_204_722" WHERE "team" = 'mrf challenge')