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_197638_7 (_number INTEGER, french_open VARCHAR)
### Question:
What is the number for the french open 1974?
### Answer:
SELECT MAX(_number) FROM table_197638_7 WHERE french_open = 1974