Question: what stage did argentina get to in the world cup 2010
[{'answer': 'quarter - finals', 'provenance': [{'wikipedia_id': '168079', 'title': '2010 FIFA World Cup', 'start_paragraph_id': 139, 'start_character': 10, 'end_paragraph_id': 139, 'end_character': 32, 'bleu_score': 1.0, 'section': 'Section::::Knockout stage.:Quarter-finals.\n'}]}]