Question: when did the industrial revolution start in japan
[{'answer': 'about 1870', 'provenance': [{'wikipedia_id': '14914', 'title': 'Industrial Revolution', 'start_paragraph_id': 231, 'start_character': 32, 'end_paragraph_id': 231, 'end_character': 42, 'bleu_score': 1.0, 'section': 'Section::::Industrialisation beyond the United Kingdom.:Japan.\n'}]}, {'provenance': [{'wikipedia_id': '14914', 'title': 'Industrial Revolution', 'start_paragraph_id': 231, 'start_character': 0, 'end_paragraph_id': 231, 'end_character': 533, 'bleu_score': 0.9754554449993441, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1666751416780747471}, 'section': 'Section::::Industrialisation beyond the United Kingdom.:Japan.\n'}]}]