Question: who invented the paperclip and in what year
[{'answer': 'Samuel B. Fay', 'provenance': [{'wikipedia_id': '51873', 'title': 'Paper clip', 'start_paragraph_id': 6, 'start_character': 118, 'end_paragraph_id': 6, 'end_character': 131, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}, {'answer': 'in 1867', 'provenance': [{'wikipedia_id': '51873', 'title': 'Paper clip', 'start_paragraph_id': 6, 'start_character': 132, 'end_paragraph_id': 6, 'end_character': 139, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}, {'provenance': [{'wikipedia_id': '51873', 'title': 'Paper clip', 'start_paragraph_id': 6, 'start_character': 0, 'end_paragraph_id': 6, 'end_character': 698, 'bleu_score': 0.9831208473513011, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15454134884839888862}, 'section': 'Section::::History.\n'}]}]