Question: total amount of games in world cup 2018
[{'answer': '64', 'provenance': [{'wikipedia_id': '13327177', 'title': '2018 FIFA World Cup', 'start_paragraph_id': 2, 'start_character': 292, 'end_paragraph_id': 2, 'end_character': 294, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]