Question: when did the british parliament pass the indian independence bill
[{'answer': '18 July 1947', 'provenance': [{'wikipedia_id': '1517803', 'title': 'Indian Independence Act 1947', 'start_paragraph_id': 1, 'start_character': 245, 'end_paragraph_id': 1, 'end_character': 257, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1517803', 'title': 'Indian Independence Act 1947', 'start_paragraph_id': 1, 'start_character': 9, 'end_paragraph_id': 1, 'end_character': 396, 'bleu_score': 0.745616136384289, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8464553058136993316}, 'section': 'Section::::Abstract.'}]}]