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_84 (her_age INTEGER, _number_of_children VARCHAR, his_age VARCHAR, name VARCHAR)
### Question:
What is the total number of her age figures where his age is less than 33, the bride was diontha walker, and the number of children was less than 0?
### Answer:
SELECT SUM(her_age) FROM table_name_84 WHERE his_age < 33 AND name = "diontha walker" AND _number_of_children < 0