Question: how many players are on the bench in football
[{'answer': 'seven', 'provenance': [{'wikipedia_id': '2401985', 'title': 'Substitute (association football)', 'start_paragraph_id': 2, 'start_character': 662, 'end_paragraph_id': 2, 'end_character': 667, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '2401985', 'title': 'Substitute (association football)', 'start_paragraph_id': 14, 'start_character': 0, 'end_paragraph_id': 14, 'end_character': 390, 'bleu_score': 0.769833662499637, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6544023545133959157}, 'section': 'Section::::English and Scottish leagues.\n'}]}]