thumb|Site plan of the Ancient Agora of Athens where the prytaneis would preside over meetings (ca. 300 BC). The prytaneis (πρυτάνεις; sing.: πρύτανις prytanis) were the executives of the boule of Ancient Athens. They served in a prytaneion.
thumb|Site plan of the Ancient Agora of Athens where the prytaneis would preside over meetings (ca. 300 BC). The prytaneis (πρυτάνεις; sing.: πρύτανις prytanis) were the executives of the boule of Ancient Athens. They served in a prytaneion.
==Origins== When Cleisthenes reorganized the Athenian government in 508/7 BCE, he replaced the old Solonian boule, or council, of 400 with a new boule of 500. The old boule consisted of 100 members of each of the four ancestral tribes. Cleisthenes created ten new tribes and made the boule consist of 50 men selected by sortition from each of these tribes.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).