Question: what is the another name of sahara desert
[{'answer': 'the Great Desert', 'provenance': [{'wikipedia_id': '325363', 'title': 'Sahara', 'start_paragraph_id': 1, 'start_character': 22, 'end_paragraph_id': 1, 'end_character': 38, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '325363', 'title': 'Sahara', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 338, 'bleu_score': 0.581920709395234, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4141931954814482263}, 'section': 'Section::::Abstract.'}]}]