Question: where was the first hot air balloon invented
[{'answer': 'China', 'provenance': [{'wikipedia_id': '38173', 'title': 'Hot air balloon', 'start_paragraph_id': 5, 'start_character': 45, 'end_paragraph_id': 5, 'end_character': 50, 'bleu_score': 1.0, 'section': 'Section::::History.:Premodern and unmanned balloons.\n'}]}, {'provenance': [{'wikipedia_id': '38173', 'title': 'Hot air balloon', 'start_paragraph_id': 5, 'start_character': 0, 'end_paragraph_id': 5, 'end_character': 223, 'bleu_score': 0.731060907446335, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15865524404618790630}, 'section': 'Section::::History.:Premodern and unmanned balloons.\n'}]}]