Question: when was the first horse drawn carriage invented
[{'answer': 'First century BC', 'provenance': [{'wikipedia_id': '229714', 'title': 'Carriage', 'start_paragraph_id': 11, 'start_character': 0, 'end_paragraph_id': 11, 'end_character': 16, 'bleu_score': 1.0, 'section': 'Section::::History.:Roman carriage.\n'}]}, {'provenance': [{'wikipedia_id': '229714', 'title': 'Carriage', 'start_paragraph_id': 11, 'start_character': 0, 'end_paragraph_id': 11, 'end_character': 213, 'bleu_score': 0.9419661180380051, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16694166499773991954}, 'section': 'Section::::History.:Roman carriage.\n'}]}]