Question: what is the name of an elephant riders chair
[{'answer': 'howdah , or houdah', 'provenance': [{'wikipedia_id': '3066436', 'title': 'Howdah', 'start_paragraph_id': 1, 'start_character': 2, 'end_paragraph_id': 1, 'end_character': 21, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '3066436', 'title': 'Howdah', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 453, 'bleu_score': 0.9437815816129681, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16890569952674204732}, 'section': 'Section::::Abstract.'}]}]