CREATE TABLE table_52729 ("Rank" FLOAT, "Nation" CLOB, "Gold" FLOAT, "Silver" FLOAT, "Bronze" FLOAT, "Total" FLOAT)

Which Bronze has a Gold smaller than 0?
SELECT AVG("Bronze") FROM table_52729 WHERE "Gold" < '0'
SELECT AVG("Bronze") FROM "table_52729" WHERE "Gold" < '0'