Question: what type of government system does iran have
[{'answer': 'theocracy', 'provenance': [{'wikipedia_id': '64702', 'title': 'Politics of Iran', 'start_paragraph_id': 1, 'start_character': 84, 'end_paragraph_id': 1, 'end_character': 93, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '64702', 'title': 'Politics of Iran', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 346, 'bleu_score': 0.7046254781605851, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5798309963737328422}, 'section': 'Section::::Abstract.'}]}]