Question: who is the first woman from africa to have won the nobel peace prize
[{'answer': 'Wangarĩ Maathai', 'provenance': [{'wikipedia_id': '1049151', 'title': 'Wangari Maathai', 'start_paragraph_id': 41, 'start_character': 0, 'end_paragraph_id': 41, 'end_character': 15, 'bleu_score': 1.0, 'section': 'Section::::2004 Nobel Peace Prize.\n'}]}, {'provenance': [{'wikipedia_id': '1049151', 'title': 'Wangari Maathai', 'start_paragraph_id': 41, 'start_character': 0, 'end_paragraph_id': 41, 'end_character': 338, 'bleu_score': 0.963949056609222, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17764724870694368164}, 'section': 'Section::::2004 Nobel Peace Prize.\n'}]}]