Question: when did social work start in the uk
[{'answer': '19th century', 'provenance': [{'wikipedia_id': '20766046', 'title': 'History of social work', 'start_paragraph_id': 8, 'start_character': 261, 'end_paragraph_id': 8, 'end_character': 273, 'bleu_score': 1.0, 'section': 'Section::::Modern development.\n'}]}, {'provenance': [{'wikipedia_id': '20766046', 'title': 'History of social work', 'start_paragraph_id': 11, 'start_character': 0, 'end_paragraph_id': 11, 'end_character': 604, 'bleu_score': 0.979054689945215, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17045597898102726224}, 'section': 'Section::::Modern development.\n'}]}]