Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_name_94 (goals INTEGER, matches VARCHAR, rank VARCHAR)
### Question:
How many goals on average had 644 matches and a rank bigger than 3?
### Answer:
SELECT AVG(goals) FROM table_name_94 WHERE matches = 644 AND rank > 3