Question: who plays the first lady on house of cards
[{'answer': 'Joanna C. Going'}, {'provenance': [{'wikipedia_id': '4136172', 'title': 'Joanna Going', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 66, 'bleu_score': 0.6652049901111, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12176854191129675088}, 'section': 'Section::::Abstract.'}]}]