Question: when was the wheel first used in egypt
[{'answer': '4th Dynasty', 'provenance': [{'wikipedia_id': '10236490', 'title': 'Ancient Egyptian technology', 'start_paragraph_id': 42, 'start_character': 115, 'end_paragraph_id': 42, 'end_character': 126, 'bleu_score': 1.0, 'section': 'Section::::Technology in Dynastic Egypt.:The Wheel.\n'}]}, {'provenance': [{'wikipedia_id': '10236490', 'title': 'Ancient Egyptian technology', 'start_paragraph_id': 42, 'start_character': 0, 'end_paragraph_id': 42, 'end_character': 326, 'bleu_score': 0.9632870032952191, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5521039961833506512}, 'section': 'Section::::Technology in Dynastic Egypt.:The Wheel.\n'}]}]