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_22447251_2 (age INTEGER, contestant VARCHAR)
### Question:
How old is contestant Valerie Chardonnens Vargas?
### Answer:
SELECT MAX(age) FROM table_22447251_2 WHERE contestant = "Valerie Chardonnens Vargas"