Question: who led the revolt of 1857 in allahabad
[{'answer': 'Maulvi Liaquat Ali', 'provenance': [{'wikipedia_id': '13434133', 'title': 'Maulvi Liaquat Ali', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 18, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '13434133', 'title': 'Maulvi Liaquat Ali', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 776, 'bleu_score': 0.9502640355685321, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12727223317474015133}, 'section': 'Section::::Abstract.'}]}]