How many poles does the European F3 Open series have?
CREATE TABLE table_29434211_1 (poles VARCHAR, series VARCHAR)
SELECT poles FROM table_29434211_1 WHERE series = "European F3 Open"
### Context: CREATE TABLE table_29434211_1 (poles VARCHAR, series VARCHAR) ### Question: How many poles does the European F3 Open series have? ### Answer: SELECT poles FROM table_29434211_1 WHERE series = "European F3 Open"