Question: when did fundamental duties get inserted into indian constitution
[{'answer': '3 January 1977', 'provenance': [{'wikipedia_id': '8949493', 'title': 'Forty-second Amendment of the Constitution of India', 'start_paragraph_id': 1, 'start_character': 303, 'end_paragraph_id': 1, 'end_character': 317, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]