Question: how many teams start off in world cup
[{'answer': '48', 'provenance': [{'wikipedia_id': '29856514', 'title': '2018 FIFA World Cup qualification', 'start_paragraph_id': 8, 'start_character': 731, 'end_paragraph_id': 8, 'end_character': 733, 'bleu_score': 1.0, 'section': 'Section::::Qualification process.:Proposal for expansion.\n'}]}, {'provenance': [{'wikipedia_id': '29856514', 'title': '2018 FIFA World Cup qualification', 'start_paragraph_id': 8, 'start_character': 0, 'end_paragraph_id': 8, 'end_character': 775, 'bleu_score': 0.9850176677359421, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 9009764030818497733}, 'section': 'Section::::Qualification process.:Proposal for expansion.\n'}]}]