Who was the Europe/Africa group i's opponent?
CREATE TABLE table_57660 (
    "Edition" real,
    "Zone" text,
    "Round" text,
    "Date" text,
    "Against" text,
    "Surface" text,
    "Opponent" text,
    "Outcome" text,
    "Result" text
)
SELECT "Opponent" FROM table_57660 WHERE "Zone" = 'europe/africa group i'
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: Who was the Europe/Africa group i's opponent? ### Input: CREATE TABLE table_57660 (
    "Edition" real,
    "Zone" text,
    "Round" text,
    "Date" text,
    "Against" text,
    "Surface" text,
    "Opponent" text,
    "Outcome" text,
    "Result" text
) ### Response: SELECT "Opponent" FROM table_57660 WHERE "Zone" = 'europe/africa group i'