Question: first player to score hat trick in world cup 2018
[{'answer': 'Cristiano Ronaldo', 'provenance': [{'wikipedia_id': '7345798', 'title': 'List of FIFA World Cup hat-tricks', 'start_paragraph_id': 17, 'start_character': 54, 'end_paragraph_id': 17, 'end_character': 71, 'bleu_score': 1.0, 'section': 'Section::::Notable World Cup hat-tricks.\n'}]}]