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_1507806_1 (year INTEGER, runner_up VARCHAR)
### Question:
WHAT WAS THE YEAR WHEN THE RUNNER-UP WAS WILLIAM MEHLHORN?
### Answer:
SELECT MAX(year) FROM table_1507806_1 WHERE runner_up = "William Mehlhorn"