Question: which was the first silent film of india
[{'answer': 'Raja Harishchandra', 'provenance': [{'wikipedia_id': '2170497', 'title': 'Raja Harishchandra', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 18, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]