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_25214321_1 (contestants INTEGER, runner_up VARCHAR)
### Question:
How many contestants were there when the runner-up was Sérgio Abreu? 
### Answer:
SELECT MAX(contestants) FROM table_25214321_1 WHERE runner_up = "Sérgio Abreu"