Who was home team South Melbourne's opponent?
CREATE TABLE table_name_13 (
    away_team VARCHAR,
    home_team VARCHAR
)
SELECT away_team FROM table_name_13 WHERE home_team = "south melbourne"
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 home team South Melbourne's opponent? ### Input: CREATE TABLE table_name_13 (
    away_team VARCHAR,
    home_team VARCHAR
) ### Response: SELECT away_team FROM table_name_13 WHERE home_team = "south melbourne"