Question: when was the first laptop invented and by whom
[{'answer': 'July 1980', 'provenance': [{'wikipedia_id': '198584', 'title': 'Laptop', 'start_paragraph_id': 8, 'start_character': 210, 'end_paragraph_id': 8, 'end_character': 219, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}, {'answer': 'Yukio Yokozawa', 'provenance': [{'wikipedia_id': '198584', 'title': 'Laptop', 'start_paragraph_id': 8, 'start_character': 192, 'end_paragraph_id': 8, 'end_character': 206, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}, {'provenance': [{'wikipedia_id': '198584', 'title': 'Laptop', 'start_paragraph_id': 8, 'start_character': 0, 'end_paragraph_id': 8, 'end_character': 528, 'bleu_score': 0.8147106735208961, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15352769261094222955}, 'section': 'Section::::History.\n'}]}]