Question: who does the white house press secretary work for
[{'answer': 'President of the United States', 'provenance': [{'wikipedia_id': '284101', 'title': 'White House Press Secretary', 'start_paragraph_id': 1, 'start_character': 138, 'end_paragraph_id': 1, 'end_character': 165, 'bleu_score': 0.668740304976422, 'section': 'Section::::Abstract.'}]}]