Question: when was the first world war armistice signed
[{'answer': '11 November 1918', 'provenance': [{'wikipedia_id': '763514', 'title': 'Armistice of 11 November 1918', 'start_paragraph_id': 0, 'start_character': 13, 'end_paragraph_id': 0, 'end_character': 29, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '763514', 'title': 'Armistice of 11 November 1918', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 573, 'bleu_score': 0.710093676153793, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5187915848439725901}, 'section': 'Section::::Abstract.'}]}]