Question: who invented the household appliance we call toaster
[{'answer': 'Alan MacMasters', 'provenance': [{'wikipedia_id': '242672', 'title': 'Toaster', 'start_paragraph_id': 23, 'start_character': 49, 'end_paragraph_id': 23, 'end_character': 64, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}, {'provenance': [{'wikipedia_id': '242672', 'title': 'Toaster', 'start_paragraph_id': 23, 'start_character': 0, 'end_paragraph_id': 23, 'end_character': 95, 'bleu_score': 0.8702397637697911, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5272837268343214129}, 'section': 'Section::::History.\n'}]}]