Question: how many races has lewis hamilton won this season
[{'answer': '8', 'provenance': [{'wikipedia_id': '675561', 'title': 'Lewis Hamilton', 'start_paragraph_id': 1, 'start_character': 47, 'end_paragraph_id': 1, 'end_character': 48, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]