Question: when was the first piece of technology invented
[{'answer': 'approximately 200,000 years ago', 'provenance': [{'wikipedia_id': '803661', 'title': 'History of technology', 'start_paragraph_id': 47, 'start_character': 104, 'end_paragraph_id': 47, 'end_character': 135, 'bleu_score': 1.0, 'section': 'Section::::By period and geography.:Prehistory.:Stone Age.\n'}]}, {'provenance': [{'wikipedia_id': '803661', 'title': 'History of technology', 'start_paragraph_id': 47, 'start_character': 0, 'end_paragraph_id': 47, 'end_character': 566, 'bleu_score': 0.979054689945215, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12449713033124958487}, 'section': 'Section::::By period and geography.:Prehistory.:Stone Age.\n'}]}]