human
Considering the provided database schema and associated query, produce SQL code to retrieve the answer to the query. 
###Database Schema: Date, Visitor, Score, Home, Decision, Attendance, Record
###Question: What was the date that the decision was Niittymaki, the attendance larger than 19,207, and the record 28–17–5?
gpt
SELECT Date FROM table WHERE Decision = niittymaki AND Attendance > 19,207 AND Record = 28–17–5