Question: who is the constitutional leader of the united states house of representatives
[{'answer': 'Speaker of the House', 'provenance': [{'wikipedia_id': '46023', 'title': 'Speaker of the United States House of Representatives', 'start_paragraph_id': 48, 'start_character': 513, 'end_paragraph_id': 48, 'end_character': 533, 'bleu_score': 1.0, 'section': 'Section::::Other functions.\n'}]}, {'provenance': [{'wikipedia_id': '46023', 'title': 'Speaker of the United States House of Representatives', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 755, 'bleu_score': 0.8863302421463781, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 13793128688263489391}, 'section': 'Section::::Abstract.'}]}]