CREATE TABLE table_204_617 (id NUMBER, "date" CLOB, "opponent#" CLOB, "rank#" CLOB, "site" CLOB, "tv" CLOB, "result" CLOB, "attendance" NUMBER)

who was the first opponent faced by the sooners in september 1971 ?
SELECT "opponent#" FROM table_204_617 WHERE "date" = 9 ORDER BY "date" LIMIT 1
SELECT "opponent#" FROM "table_204_617" WHERE "date" = 9 ORDER BY "date" FETCH FIRST 1 ROWS ONLY