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_26137666_3 (pole_position VARCHAR, round VARCHAR)
### Question:
How many pole positions for round 20?
### Answer:
SELECT COUNT(pole_position) FROM table_26137666_3 WHERE round = 20