On which date was the result w20-0?
CREATE TABLE table_76957 (
    "Date" text,
    "Opponent" text,
    "Site" text,
    "Result" text,
    "Attendance" text
)
SELECT "Date" FROM table_76957 WHERE "Result" = 'w20-0'
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: On which date was the result w20-0? ### Input: CREATE TABLE table_76957 (
    "Date" text,
    "Opponent" text,
    "Site" text,
    "Result" text,
    "Attendance" text
) ### Response: SELECT "Date" FROM table_76957 WHERE "Result" = 'w20-0'