Question: who won the hundred metre final race in the world athletics championship
[{'answer': 'Justin Gatlin', 'provenance': [{'wikipedia_id': '54706901', 'title': "2017 World Championships in Athletics – Men's 100 metres", 'start_paragraph_id': 1, 'start_character': 194, 'end_paragraph_id': 1, 'end_character': 207, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '54706901', 'title': "2017 World Championships in Athletics – Men's 100 metres", 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 302, 'bleu_score': 0.88627064388393, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4382920071948890721}, 'section': 'Section::::Abstract.'}]}]