via Wikipedia infobox
Coinage of Byzas, founder of Byzantium
The year 667 BC was a year of the pre-Julian Roman calendar. In the Roman Empire, it was known as year 87 Ab urbe condita . The denomination 667 BC for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).