Question: when did the mughal rule come to an end
[{'answer': '1857', 'provenance': [{'wikipedia_id': '24217897', 'title': 'Mughal Empire', 'start_paragraph_id': 2, 'start_character': 818, 'end_paragraph_id': 2, 'end_character': 822, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]