Question: when did the united kingdom join the united nations
[{'answer': '24 October 1945', 'provenance': [{'wikipedia_id': '6480536', 'title': 'United Kingdom and the United Nations', 'start_paragraph_id': 8, 'start_character': 807, 'end_paragraph_id': 8, 'end_character': 822, 'bleu_score': 1.0, 'section': "Section::::United Kingdom's role in establishing the UN.\n"}]}, {'provenance': [{'wikipedia_id': '6480536', 'title': 'United Kingdom and the United Nations', 'start_paragraph_id': 8, 'start_character': 0, 'end_paragraph_id': 8, 'end_character': 1026, 'bleu_score': 0.972902212337693, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 18441560952857594880}, 'section': "Section::::United Kingdom's role in establishing the UN.\n"}]}]