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_20728138_1 (seats_won VARCHAR, seats_contested VARCHAR)

### Question ###
How many seats were won, when the seats contested was 48?

### Accurate SQL ###

SELECT seats_won FROM table_20728138_1 WHERE seats_contested = 48