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_18602462_22 (round_of_16 VARCHAR, athlete VARCHAR)
### Question:
What is the round of 16 result for Jiske Griffioen Esther Vergeer?
### Answer:
SELECT round_of_16 FROM table_18602462_22 WHERE athlete = "Jiske Griffioen Esther Vergeer"