Question: what does kevin spacey play in house of cards
[{'answer': 'Congressman', 'provenance': [{'wikipedia_id': '32670973', 'title': 'House of Cards (American TV series)', 'start_paragraph_id': 2, 'start_character': 64, 'end_paragraph_id': 2, 'end_character': 75, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '32670973', 'title': 'House of Cards (American TV series)', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 471, 'bleu_score': 0.6159607846498071, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12470648641701843115}, 'section': 'Section::::Abstract.'}]}]