What is the duration for mike walling as the actor?
CREATE TABLE table_name_47 (duration VARCHAR, actor VARCHAR)
SELECT duration FROM table_name_47 WHERE actor = "mike walling"
### Context: CREATE TABLE table_name_47 (duration VARCHAR, actor VARCHAR) ### Question: What is the duration for mike walling as the actor? ### Answer: SELECT duration FROM table_name_47 WHERE actor = "mike walling"