Question: who has won the austrian grand prix 2018
[{'answer': 'Max Verstappen', 'provenance': [{'wikipedia_id': '55422802', 'title': '2018 Austrian Grand Prix', 'start_paragraph_id': 2, 'start_character': 236, 'end_paragraph_id': 2, 'end_character': 250, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '55422802', 'title': '2018 Austrian Grand Prix', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 506, 'bleu_score': 0.976327165973018, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 11007604120004110327}, 'section': 'Section::::Abstract.'}]}]