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_1979203_1 (branding VARCHAR, _virtual_ VARCHAR)
### Question:
what is the name of the branding where the virtual is 13.1
### Answer:
SELECT branding FROM table_1979203_1 WHERE _virtual_ = "13.1"