What team played on the road against the Buffalo Bills at home ?
CREATE TABLE table_name_21 (
    visiting_team VARCHAR,
    host_team VARCHAR
)
SELECT visiting_team FROM table_name_21 WHERE host_team = "buffalo bills"
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 team played on the road against the Buffalo Bills at home ? ### Input: CREATE TABLE table_name_21 (
    visiting_team VARCHAR,
    host_team VARCHAR
) ### Response: SELECT visiting_team FROM table_name_21 WHERE host_team = "buffalo bills"