Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_name_39 (bronze INTEGER, total VARCHAR, gold VARCHAR)
### Question:
What is the number of bronze medals when the total medals were 78 and there were less than 12 golds?
### Answer:
SELECT SUM(bronze) FROM table_name_39 WHERE total = 78 AND gold < 12