What Tournament was against Daniel Elsner?
CREATE TABLE table_name_63 (
    tournament VARCHAR,
    opponent VARCHAR
)
SELECT tournament FROM table_name_63 WHERE opponent = "daniel elsner"
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 Tournament was against Daniel Elsner? ### Input: CREATE TABLE table_name_63 (
    tournament VARCHAR,
    opponent VARCHAR
) ### Response: SELECT tournament FROM table_name_63 WHERE opponent = "daniel elsner"