an Entity references as follows:
Eastern Slavic naming customs are the traditional way of identifying a person's given name and patronymic name in Russia and some countries formerly part of the Russian Empire or the Soviet Union. They are commonly used in Russia, Belarus, Ukraine, Kazakhstan, Turkmenistan, Uzbekistan, and to an extent in Kyrgyzstan and Georgia. It is named after the East Slavic languages group that the Belarusian, Russian, and Ukrainian languages belong to. They are also found occasionally in the Balkans among older generations.