Question: how many players in a world cup squad
[{'answer': '23 players', 'provenance': [{'wikipedia_id': '54229159', 'title': '2018 FIFA World Cup squads', 'start_paragraph_id': 1, 'start_character': 196, 'end_paragraph_id': 1, 'end_character': 206, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '54229159', 'title': '2018 FIFA World Cup squads', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 310, 'bleu_score': 0.962600167205617, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1908970919582843821}, 'section': 'Section::::Abstract.'}]}]