"Nisko or Lublin Plan" . "Jewish reservation" . "Nisko-und-Lublin-Plan" . "Nisko Plan" . "Burggraben project" . . "territorial solution" . . "Nisko Plan#Lublin-Lipowa" . "at Nisko" . "military defence facilities" . "Nisko concentration camp" . "District Lublin" . . . "the idea of a \\\"reservation\\\"" . "Administration Lublin" . "Lublin district" . . . "Lublin reservation" . "Nisko Plan" . . "\\\"Juden-KZ\\\" Nisko" .