"Stanislaus of Szczepanów, or Stanisław Szczepanowski, (July 26, 1030 – April 11, 1079) was a Bishop of Kraków known chiefly for having been martyred by the Polish ...
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king Bolesław II the Generous. Stanislaus is venerated in the Roman Catholic Church as Saint Stanislaus the Martyr (as distinct from the 16th-century Jesuit Stanislaus Kostka)." - (en.wikipedia.org 04.06.2021)