Question: what's the age of consent in nigeria
[{'answer': '18', 'provenance': [{'wikipedia_id': '5074041', 'title': 'Ages of consent in Africa', 'start_paragraph_id': 1, 'start_character': 139, 'end_paragraph_id': 1, 'end_character': 141, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]