Question: where did the first civilization in africa start
[{'answer': 'Kingdom of Kush', 'provenance': [{'wikipedia_id': '14099', 'title': 'History of Africa', 'start_paragraph_id': 1, 'start_character': 325, 'end_paragraph_id': 1, 'end_character': 340, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '14099', 'title': 'History of Africa', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 804, 'bleu_score': 0.572158520134714, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17429862886271857869}, 'section': 'Section::::Abstract.'}]}]