CREATE TABLE table_name_39 (bronze NUMBER, total VARCHAR2, silver VARCHAR2, nation VARCHAR2)

What is the total sum of bronze medals for the Soviet Union when there are more than 0 silver medals and more than 3 total medals?
SELECT SUM(bronze) FROM table_name_39 WHERE silver > 0 AND nation = "soviet union" AND total > 3
SELECT SUM("bronze") FROM "table_name_39" WHERE "nation" = "soviet union" AND "silver" > 0 AND "total" > 3