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_28670 ( "District" real, "Incumbent" text, "Party" text, "Elected" text, "Status" text, "2010 Candidates" text )

### Question ###
Who is the incumbent when the elected year is 2004, the status is re-elected and the party is republican?

### Accurate SQL ###

SELECT "Incumbent" FROM table_28670 WHERE "Elected" = '2004' AND "Status" = 'Re-elected' AND "Party" = 'Republican'