Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_name_15 (incumbent VARCHAR, result VARCHAR, first_elected VARCHAR)

### Question ###
What incumbent has a re-elected result and first elected larger than 1884?

### Accurate SQL ###

SELECT incumbent FROM table_name_15 WHERE result = "re-elected" AND first_elected > 1884