Question: who invented potato chips and when was it invented
[{'answer': 'William Kitchiner', 'provenance': [{'wikipedia_id': '24851', 'title': 'Potato chip', 'start_paragraph_id': 5, 'start_character': 95, 'end_paragraph_id': 5, 'end_character': 112, 'bleu_score': 1.0, 'section': 'Section::::History.:Origins.\n'}]}, {'answer': '1817', 'provenance': [{'wikipedia_id': '24851', 'title': 'Potato chip', 'start_paragraph_id': 5, 'start_character': 160, 'end_paragraph_id': 5, 'end_character': 164, 'bleu_score': 1.0, 'section': 'Section::::History.:Origins.\n'}]}, {'provenance': [{'wikipedia_id': '24851', 'title': 'Potato chip', 'start_paragraph_id': 5, 'start_character': 0, 'end_paragraph_id': 5, 'end_character': 664, 'bleu_score': 0.798976626286501, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12825972145363186390}, 'section': 'Section::::History.:Origins.\n'}]}]