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_40 (round INTEGER, pick VARCHAR, college_junior_club_team VARCHAR, player VARCHAR)

### Question ###
What is Sum of Round, when College/Junior/Club Team is Brandon Wheat Kings ( WHL ), when Player is Mike Perovich (D), and when Pick is less than 23?

### Accurate SQL ###

SELECT SUM(round) FROM table_name_40 WHERE college_junior_club_team = "brandon wheat kings ( whl )" AND player = "mike perovich (d)" AND pick < 23