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_16471432_4 (directed_by VARCHAR, series__number VARCHAR)
### Question:
Who was the director for the episode in season #50?
### Answer:
SELECT directed_by FROM table_16471432_4 WHERE series__number = 50