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_57 ( s_touchdown VARCHAR, average VARCHAR, rec VARCHAR, opponent VARCHAR )

### Question ###
How many Touchdowns have a rec of 10, and an Opponent of oregon state, and an Average smaller than 19.7?

### Accurate SQL ###

SELECT COUNT(s_touchdown) FROM table_name_57 WHERE rec = 10 AND opponent = "oregon state" AND average < 19.7