This is the 4354th most frequent Turkish word.
volodimir
The word "volodimir" is not Turkish; it is a Slavic name, often related to "Vladimir" or "Volodymyr," with no specific meaning in Turkish.
In this sentence, 'Volodimir' refers to a proper noun, presumably a person's name, and functions as the subject of the sentence.
Volodimir çok iyi bir siyasetçidir.
Volodimir is a very good politician.
Here, 'Volodimir'in' is the possessive form of 'Volodimir', indicating that the speech belongs to Volodimir.
Volodimir'in yaptığı konuşma herkesi etkiledi.
The speech given by Volodimir impressed everyone.
In this sentence, 'Volodimir' is again a proper noun used as a subject complement defining the main character.