On what date was the game played at home against the opponent Siena?
CREATE TABLE table_69242 (
    "Date" text,
    "Time" text,
    "Round" text,
    "Opponent" text,
    "Ground" text,
    "Score" text
)
SELECT "Date" FROM table_69242 WHERE "Opponent" = 'siena' AND "Ground" = 'home'
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 what date was the game played at home against the opponent Siena? ### Input: CREATE TABLE table_69242 (
    "Date" text,
    "Time" text,
    "Round" text,
    "Opponent" text,
    "Ground" text,
    "Score" text
) ### Response: SELECT "Date" FROM table_69242 WHERE "Opponent" = 'siena' AND "Ground" = 'home'