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_91 (heat INTEGER, country VARCHAR, react VARCHAR)
### Question:
what is the heat when the country is united kingdom and react is less than 0.232?
### Answer:
SELECT MAX(heat) FROM table_name_91 WHERE country = "united kingdom" AND react < 0.232