CREATE TABLE table_name_17 (points VARCHAR(255), chassis VARCHAR(255), entrant VARCHAR(255), year VARCHAR(255))
what is the points when the entrant is brabham racing organisation, the year is 1964 and the chassis is brabham bt7?
    
SQL: SELECT points FROM table_name_17 WHERE entrant = "brabham racing organisation" AND year = 1964 AND chassis = "brabham bt7"