Question: how many asian countries are participating in fifa world cup 2018
[{'answer': 'five', 'provenance': [{'wikipedia_id': '39033698', 'title': 'Asian nations at the FIFA World Cup', 'start_paragraph_id': 57, 'start_character': 243, 'end_paragraph_id': 57, 'end_character': 247, 'bleu_score': 1.0, 'section': 'Section::::Competitive record.:1990: United Arab Emirates first World Cup.\n'}]}, {'provenance': [{'wikipedia_id': '39033698', 'title': 'Asian nations at the FIFA World Cup', 'start_paragraph_id': 118, 'start_character': 0, 'end_paragraph_id': 118, 'end_character': 582, 'bleu_score': 0.830631332904596, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3991721429946240645}, 'section': 'Section::::Competitive record.:2018: Five Asian Teams at the World Cup for the first time.\n'}]}]