Question: when did the tana bhagat movement take place
[{'answer': '1914', 'provenance': [{'wikipedia_id': '44321925', 'title': 'Tana Bhagats', 'start_paragraph_id': 1, 'start_character': 122, 'end_paragraph_id': 1, 'end_character': 126, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '44321925', 'title': 'Tana Bhagats', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 126, 'bleu_score': 0.9067110266941041, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2526786399772549143}, 'section': 'Section::::Abstract.'}]}]