Table: ct_house_reps
Columns: district
name
party
home_city_town
first_elected

Question: 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 ct_house_reps WHERE "party" = 'dem' AND "district" > 24 AND "home_city_town" = 'berlin'