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_49 ( opp_team VARCHAR, score VARCHAR )

### Question ###
Who was the opposing team in the game with a score of 21-17?

### Accurate SQL ###

SELECT opp_team FROM table_name_49 WHERE score = "21-17"