Crimean Tatar language
In 1303, in Crimea, the most famous written monument of the Kypchak or Cuman language was created (named in Kypchak "tatar tili") — "Codex Cumanicus", which is the oldest memorial of the Crimean Tatar language and of great importance for the history of Kypchak and Oghuz dialects — as directly related to the Kipchaks of the Black Sea steppes and Crimea.