user: Question: What is the broadcast date of the episode on 16mm t/r that ran 23:25?
Columns: ['Episode', 'Broadcast date', 'Run time', 'Viewers (in millions)', 'Archive']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['" Episode One "', '2November1968', '24:32', '7.3', 'Only stills and/or fragments exist']
SQL:

assistant: SELECT "Broadcast date" FROM "Table" WHERE "Archive" = '16mm t/r' AND "Run time" = '23:25';