Question: what type of government is the european union
[{'answer': 'similar to a confederation', 'provenance': [{'wikipedia_id': '1312292', 'title': 'Politics of the European Union', 'start_paragraph_id': 1, 'start_character': 148, 'end_paragraph_id': 1, 'end_character': 174, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1312292', 'title': 'Politics of the European Union', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 1091, 'bleu_score': 0.9747285368209451, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12124674017192971935}, 'section': 'Section::::Abstract.'}]}]