Question: name the current speaker of the united states house of representatives
[{'answer': 'Paul Ryan', 'provenance': [{'wikipedia_id': '52766325', 'title': '2017 Speaker of the United States House of Representatives election', 'start_paragraph_id': 1, 'start_character': 335, 'end_paragraph_id': 1, 'end_character': 344, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]