Original sentence: Konstanty Wasyl Ostrogski (2 February 1526 – 13 or 23 February 1608, , , ) was a magnate of the Polish-Lithuanian Commonwealth, a Ruthenian (Ukrainian) prince, starost of Volodymyr-Volynskyi, marshal of Volhynia and voivode of the Kiev Voivodeship.Ostrogski's huge latifundium, or landed estate in the eastern Polish–Lithuanian Commonwealth, consisted of 100 towns and 1300 villages.Prince Ostrogski was of Eastern Orthodox faith and he was active in supporting the Orthodox Church (see Union of Brest)
Edited sentence: Kostiantyn Vasyl Ostrozky, Konstanty Wasyl Ostrogski (2 February 1526 – 13 or 23 February 1608, , , ) was a magnate of the Polish-Lithuanian Commonwealth, a Ruthenian (Ukrainian) prince, starost of Volodymyr-Volynskyi, marshal of Volhynia and voivode of the Kiev Voivodeship.Ostrozky's huge latifundium, or landed estate in the eastern Polish–Lithuanian Commonwealth, consisted of 100 towns and 1300 villages.Prince Ostrozky was of Eastern Orthodox faith and he was active in supporting the Orthodox Church (see Union of Brest)