Question: does canada have a prime minister or a president
[{'answer': 'Prime Minister of Canada', 'provenance': [{'wikipedia_id': '24135', 'title': 'Prime Minister of Canada', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 24, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '24135', 'title': 'Prime Minister of Canada', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 468, 'bleu_score': 0.501708477723913, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15128445114041500085}, 'section': 'Section::::Abstract.'}]}]