What number episode had a rating of 4.7?
CREATE TABLE table_23730973_5 (no INTEGER, rating VARCHAR)
SELECT MIN(no) FROM table_23730973_5 WHERE rating = "4.7"
### Context: CREATE TABLE table_23730973_5 (no INTEGER, rating VARCHAR) ### Question: What number episode had a rating of 4.7? ### Answer: SELECT MIN(no) FROM table_23730973_5 WHERE rating = "4.7"