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_35 (company VARCHAR, country VARCHAR, business VARCHAR, date VARCHAR)
### Question:
In the United Kingdom, what company has an unknown date and is an energy business?
### Answer:
SELECT company FROM table_name_35 WHERE business = "energy" AND date = "unknown" AND country = "united kingdom"