What was the opponent for the game at Multi-sport Field?
CREATE TABLE table_55320 (
    "Date" text,
    "Opponent" text,
    "Home/Away" text,
    "Field" text,
    "Result" text
)
SELECT "Opponent" FROM table_55320 WHERE "Field" = 'multi-sport field'
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 opponent for the game at Multi-sport Field? ### Input: CREATE TABLE table_55320 (
    "Date" text,
    "Opponent" text,
    "Home/Away" text,
    "Field" text,
    "Result" text
) ### Response: SELECT "Opponent" FROM table_55320 WHERE "Field" = 'multi-sport field'