CREATE TABLE table_name_73 (first_elected INTEGER, home_city_town VARCHAR(255), party VARCHAR(255), district VARCHAR(255))
Which First elected is the highest one that has a Party of dem, and a District larger than 24, and a Home city/town of berlin?
    
SQL: SELECT MAX(first_elected) FROM table_name_73 WHERE party = "dem" AND district > 24 AND home_city_town = "berlin"