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_51 (source_of_wealth VARCHAR, value VARCHAR)
### Question:
What source of wealth has a value of £5726m?
### Answer:
SELECT source_of_wealth FROM table_name_51 WHERE value = "£5726m"