text: 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_25517718_3 (extra_points INTEGER, position VARCHAR)
  ### Question:
  What is the smallest number of extra points for a left halfback?
  ### Answer:
  SELECT MIN(extra_points) FROM table_25517718_3 WHERE position = "Left halfback"