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_16710971_2 ( opponents VARCHAR, record VARCHAR )

### Question ###
How many opponents were there for the game recorded as 6-4 in the Atlanta Falcons 1978 season?

### Accurate SQL ###

SELECT COUNT(opponents) FROM table_16710971_2 WHERE record = "6-4"