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_1132568_3 ( rd VARCHAR, grand_prix VARCHAR )

### Question ###
What number is the Canadian Grand Prix on the list?

### Accurate SQL ###

SELECT rd FROM table_1132568_3 WHERE grand_prix = "Canadian grand_prix"