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_13 (water__sqmi_ INTEGER, county VARCHAR, ansi_code VARCHAR)
### Question:
Which Water (sqmi) has a County of benson, and an ANSI code smaller than 1759243?
### Answer:
SELECT MIN(water__sqmi_) FROM table_name_13 WHERE county = "benson" AND ansi_code < 1759243