CREATE TABLE table_name_22 (finish VARCHAR(255), franchise VARCHAR(255), year VARCHAR(255), league VARCHAR(255), percentage VARCHAR(255))
What was the Finish when NL was the League, the Percentage was under 0.726, the Year was larger than 1897, and the Franchies was the Pittsburgh Pirates?
    
SQL: SELECT finish FROM table_name_22 WHERE league = "nl" AND percentage < 0.726 AND year > 1897 AND franchise = "pittsburgh pirates"