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_16 (task_no INTEGER, head_of_household VARCHAR)
### Question:
What is the latest task number for which Cathy is head of household?
### Answer:
SELECT MAX(task_no) FROM table_name_16 WHERE head_of_household = "cathy"