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_16423070_4 (basketball VARCHAR, cross_country VARCHAR, track_ VARCHAR, _field VARCHAR)
### Question:
who won basketball when ashland won track & field and cross country
### Answer:
SELECT basketball FROM table_16423070_4 WHERE track_ & _field = "Ashland" AND cross_country = "Ashland"