Question: when were the election to the constitution assembly held
[{'answer': '1946', 'provenance': [{'wikipedia_id': '1589530', 'title': 'Constituent Assembly of India', 'start_paragraph_id': 3, 'start_character': 355, 'end_paragraph_id': 3, 'end_character': 359, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1589530', 'title': 'Constituent Assembly of India', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 1229, 'bleu_score': 0.6860855819194831, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16557574664682301238}, 'section': 'Section::::Abstract.'}]}]