Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_name_46 (against INTEGER, status VARCHAR, date VARCHAR)
### Question:
Lowest against for tour match on 21 july 1990?
### Answer:
SELECT MIN(against) FROM table_name_46 WHERE status = "tour match" AND date = "21 july 1990"