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_10749367_3 (test_taker VARCHAR, _number VARCHAR)
### Question:
Who took test #4?
### Answer:
SELECT test_taker FROM table_10749367_3 WHERE _number = 4