What is the name of the tournament when antonia xenia tout nata a zori was the opponenet?
CREATE TABLE table_name_13 (
    tournament VARCHAR,
    opponents VARCHAR
)
SELECT tournament FROM table_name_13 WHERE opponents = "antonia xenia tout nataša zorić"
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: What is the name of the tournament when antonia xenia tout nata a zori was the opponenet? ### Input: CREATE TABLE table_name_13 (
    tournament VARCHAR,
    opponents VARCHAR
) ### Response: SELECT tournament FROM table_name_13 WHERE opponents = "antonia xenia tout nataša zorić"