Question: who won the 2018 election in sierra leone
[{'answer': 'Julius Maada Bio', 'provenance': [{'wikipedia_id': '54119443', 'title': '2018 Sierra Leonean general election', 'start_paragraph_id': 2, 'start_character': 195, 'end_paragraph_id': 2, 'end_character': 211, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '54119443', 'title': '2018 Sierra Leonean general election', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 418, 'bleu_score': 0.9735040436119741, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16867340359834504565}, 'section': 'Section::::Abstract.'}]}]