What was the date when the attendance was n/a and the Man of the Match was unknown?
CREATE TABLE table_76567 (
    "Date" text,
    "Opponent" text,
    "Venue" text,
    "Result" text,
    "Attendance" text,
    "Competition" text,
    "Man of the Match" text
)
SELECT "Date" FROM table_76567 WHERE "Attendance" = 'n/a' AND "Man of the Match" = 'unknown'
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 was the date when the attendance was n/a and the Man of the Match was unknown? ### Input: CREATE TABLE table_76567 (
    "Date" text,
    "Opponent" text,
    "Venue" text,
    "Result" text,
    "Attendance" text,
    "Competition" text,
    "Man of the Match" text
) ### Response: SELECT "Date" FROM table_76567 WHERE "Attendance" = 'n/a' AND "Man of the Match" = 'unknown'