Question: where was the 2010 world cup final played
[{'answer': 'Soccer City , Johannesburg', 'provenance': [{'wikipedia_id': '25874197', 'title': '2010 FIFA World Cup Final', 'start_paragraph_id': 23, 'start_character': 40, 'end_paragraph_id': 23, 'end_character': 66, 'bleu_score': 1.0, 'section': 'Section::::Match.:Summary.\n'}]}]