Question: where is the oldest surviving film production studio in all of india
[{'answer': 'Chennai', 'provenance': [{'wikipedia_id': '402402', 'title': 'Cinema of India', 'start_paragraph_id': 1, 'start_character': 355, 'end_paragraph_id': 1, 'end_character': 362, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]