sentences:  The Montelupich facility was the detention centre of the first instance used by the Nazis to imprison the Polish professors from the Jagiellonian University arrested in 1939 in the so-called "Sonderaktion Krakau", an operation designed to eliminate Polish intelligentsia.In January 1944, 232 prisoners from Montelupich were executed by a Nazi firing squad at Pełkinie.In late January or early February 1944, Wilhelm Koppe issued an order for the execution of 100 Montelupich prisoners as a reprisal for the unsuccessful attempt on the life of Hans Frank.