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_90 (tenure VARCHAR, revenues VARCHAR)
### Question:
What is the tenure of the person with revenues of 60,000-->58,000 koku?
### Answer:
SELECT tenure FROM table_name_90 WHERE revenues = "60,000-->58,000 koku"