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_name_21 (rank INTEGER, county_and_state VARCHAR, capacity__thousands_of_metric_tons_ VARCHAR)
  ### Question:
  In Silver Bow County, Montana, when the capicity is more than 45 tons, what's the highest rank found?
  ### Answer:
  SELECT MAX(rank) FROM table_name_21 WHERE county_and_state = "silver bow county, montana" AND capacity__thousands_of_metric_tons_ > 45