Question: the extinct martian volcano olympus mons is about the size of
[{'answer': 'Italy', 'provenance': [{'wikipedia_id': '22818', 'title': 'Olympus Mons', 'start_paragraph_id': 5, 'start_character': 1039, 'end_paragraph_id': 5, 'end_character': 1044, 'bleu_score': 1.0, 'section': 'Section::::Description.\n'}]}, {'provenance': [{'wikipedia_id': '22818', 'title': 'Olympus Mons', 'start_paragraph_id': 5, 'start_character': 0, 'end_paragraph_id': 5, 'end_character': 1338, 'bleu_score': 0.756238889494221, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 103303544455633151}, 'section': 'Section::::Description.\n'}]}]