Original sentence: After the takeover of Lwów by the Soviet Union in the September 1939 attack on Poland, the Communist Party nationalized and redistributed all Polish property.It first opened its doors to the public in 1827, in Lwów (now Lviv, Ukraine).The National Ossoliński Institute was located since its foundation (and up to 1945), in the former cloister and Church of the Calced Carmelite Nuns in Lwów at 2 Ossolińscy Street (now renamed as Stefanyka Street)
Edited sentence: After the takeover of Lviv by the Soviet Union in the September 1939 attack on Poland, the Communist Party nationalized and redistributed all Polish property.It first opened its doors to the public in 1827, in Lviv (now Ukraine).The National Ossoliński Institute was located since its foundation (and up to 1945), in the former cloister and Church of the Calced Carmelite Nuns in Lviv at 2 Ossolińscy Street (now renamed as Stefanyka Street)