Question: indian air force day is celebrated on which date
[{'answer': '8 October', 'provenance': [{'wikipedia_id': '403355', 'title': 'Indian Air Force', 'start_paragraph_id': 1, 'start_character': 303, 'end_paragraph_id': 1, 'end_character': 312, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]