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_88 (tournament VARCHAR)
### Question:
With a 1992 result of A, and at the U.S. Open Tournament, what is the 1989 result?
### Answer:
SELECT 1989 FROM table_name_88 WHERE 1992 = "a" AND tournament = "u.s. open"