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_13 (sydney VARCHAR, auckland VARCHAR, gold_coast VARCHAR, adelaide VARCHAR)
### Question:
Which Sydney has a Gold Coast of yes, an Adelaide of no, and an Auckland of yes?
### Answer:
SELECT sydney FROM table_name_13 WHERE gold_coast = "yes" AND adelaide = "no" AND auckland = "yes"