CREATE TABLE table_name_50 (silver NUMBER, bronze VARCHAR2, gold VARCHAR2)

How many Silver medals were won in total by all those with more than 3 bronze and exactly 16 gold?
SELECT SUM(silver) FROM table_name_50 WHERE bronze > 3 AND gold = 16
SELECT SUM("silver") FROM "table_name_50" WHERE "bronze" > 3 AND "gold" = 16