What is the Opponent of the Banja Luka Tournament with a Score of 4–6, 4–6?
CREATE TABLE table_name_57 (opponent VARCHAR, score VARCHAR, tournament VARCHAR)
SELECT opponent FROM table_name_57 WHERE score = "4–6, 4–6" AND tournament = "banja luka"
### Context: CREATE TABLE table_name_57 (opponent VARCHAR, score VARCHAR, tournament VARCHAR) ### Question: What is the Opponent of the Banja Luka Tournament with a Score of 4–6, 4–6? ### Answer: SELECT opponent FROM table_name_57 WHERE score = "4–6, 4–6" AND tournament = "banja luka"