CREATE TABLE table_203_752 (id NUMBER, "rank" NUMBER, "circuit" CLOB, "headquarters" CLOB, "screens" NUMBER, "sites" NUMBER)

which circuit is ranked last ?
SELECT "circuit" FROM table_203_752 ORDER BY "rank" DESC LIMIT 1
SELECT "circuit" FROM "table_203_752" ORDER BY "rank" DESC FETCH FIRST 1 ROWS ONLY