Question: who was in control of congress in 2008
[{'answer': 'Democratic Party', 'provenance': [{'wikipedia_id': '2012940', 'title': '110th United States Congress', 'start_paragraph_id': 2, 'start_character': 4, 'end_paragraph_id': 2, 'end_character': 20, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '2012940', 'title': '110th United States Congress', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 578, 'bleu_score': 0.978375183951072, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4226186708711147031}, 'section': 'Section::::Abstract.'}]}]