Question: who won the spanish grand prix in 2017
[{'answer': 'Lewis Hamilton', 'provenance': [{'wikipedia_id': '53080712', 'title': '2017 Spanish Grand Prix', 'start_paragraph_id': 4, 'start_character': 93, 'end_paragraph_id': 4, 'end_character': 107, 'bleu_score': 1.0, 'section': 'Section::::Report.:Free practice.\n'}]}]