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_20 (tournament VARCHAR)
### Question:
Name the 2008 for 2012 being a and tournament of australian open
### Answer:
SELECT 2008 FROM table_name_20 WHERE 2012 = "a" AND tournament = "australian open"