sentences:  Spearheading the Russian westward offensive of 1918-1919 ('Target Vistula') it took Wilno in January 1919; it sustained heavy losses during the fights at Baranowicze against forces of Gen. Stanisław Szeptycki (part of Operation Wilno, a Polish counteroffensive).Following these losses, in June 1919 the division was heavily reinforced with Russians, Belarusians and Ukrainians and lost its Polish character; it was then (9 June) renamed as 52nd Rifle Division of the Red Army.Commanders of the division were commissars Stanisław Bobiński and Stefan Żbikowski.