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_19131921_1 (dma VARCHAR, branding VARCHAR, station VARCHAR)

### Question ###
What is the dma of branding is big oldies 107.3 with the station warv-fm?

### Accurate SQL ###

SELECT dma FROM table_19131921_1 WHERE branding = "Big Oldies 107.3" AND station = "WARV-FM"