Question: what country has the tallest building in the world
[{'answer': 'United Arab Emirates', 'provenance': [{'wikipedia_id': '34080', 'title': 'List of tallest buildings and structures', 'start_paragraph_id': 1, 'start_character': 78, 'end_paragraph_id': 1, 'end_character': 98, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '34080', 'title': 'List of tallest buildings and structures', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 400, 'bleu_score': 0.85694268755941, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 11370591193833080050}, 'section': 'Section::::Abstract.'}]}]