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_89 (winner VARCHAR, _number_of_weeks VARCHAR, third_place VARCHAR)
### Question:
Who won when robert kudelski finished with under 13 weeks?
### Answer:
SELECT winner FROM table_name_89 WHERE _number_of_weeks < 13 AND third_place = "robert kudelski"