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_26267607_2 (pole_position VARCHAR, winning_driver VARCHAR, circuit VARCHAR)

### Question ###
In the circuit Showevent Olympiastadion München, where the winning driver is Bruno Spengler, what is the pole position?

### Accurate SQL ###

SELECT pole_position FROM table_26267607_2 WHERE winning_driver = "Bruno Spengler" AND circuit = "Showevent Olympiastadion München"