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_26 (date VARCHAR, decision VARCHAR, record VARCHAR)
### Question:
What was the date of the game with a decision of Niittymaki and when the Flyers had a record of 30–21–5?
### Answer:
SELECT date FROM table_name_26 WHERE decision = "niittymaki" AND record = "30–21–5"