Question: how many queens can you have on a chess board
[{'answer': 'two or more', 'provenance': [{'wikipedia_id': '1752376', 'title': 'Promotion (chess)', 'start_paragraph_id': 1, 'start_character': 354, 'end_paragraph_id': 1, 'end_character': 365, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]