How many different second members were there when John rudhale was first member?
CREATE TABLE table_15451122_2 (second_member VARCHAR, first_member VARCHAR)
SELECT COUNT(second_member) FROM table_15451122_2 WHERE first_member = "John Rudhale"
### Context: CREATE TABLE table_15451122_2 (second_member VARCHAR, first_member VARCHAR) ### Question: How many different second members were there when John rudhale was first member? ### Answer: SELECT COUNT(second_member) FROM table_15451122_2 WHERE first_member = "John Rudhale"