 Complete the following phrase:  Camp inmates, Polish Jews caught hiding on the Aryan side of Warsaw, Polish political prisoners Pawiak inmates and Polish hostages captured during the street roundups were executed in the ruins of the former ghetto which surrounded the camp in 19431944. It is impossible to determine the exact number of victims of executions in the ruins, however historian Bogusław Tadeusz Kopka estimates that some 20,000 people were executed in the period. These included camp inmates, Polish Jews caught hiding on the Aryan side of Warsaw, and ethnic Poles. The ruins of the ghetto supplanted previous execution sites, which were in the countryside around Warsaw, such as the Kampinos Forest the site of the 