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_15405904_1 (won INTEGER, team VARCHAR)
### Question:
When the team is ypiranga-sp what is the number of won games?
### Answer:
SELECT MIN(won) FROM table_15405904_1 WHERE team = "Ypiranga-SP"