Question: who won the first f1 race of 2018
[{'answer': 'Sebastian Vettel', 'provenance': [{'wikipedia_id': '52639993', 'title': '2018 Formula One World Championship', 'start_paragraph_id': 2, 'start_character': 291, 'end_paragraph_id': 2, 'end_character': 307, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]