CREATE TABLE "table1_10335_1" (
  "camp" text,
  "estimated_deaths" text,
  "operational" text,
  "occupied_territory" text,
  "current_country_of_location" text,
  "primary_means_for_mass_killings" text
);

Question: what's the camp with estimated deaths of 600,000
SQL: SELECT "camp" FROM "table1_10335_1" WHERE "estimated_deaths"='600,000';

Question: what's the operational period with camp  sajmište
SQL: SELECT "operational" FROM "table1_10335_1" WHERE "camp"='Sajmište';

Question: what's the estimated deaths with operational period of 17 march 1942 – end of june 1943
SQL: SELECT "estimated_deaths" FROM "table1_10335_1" WHERE "operational"='17 March 1942 – end of June 1943';

Question: what's the current country of location with operational period  of summer of 1941 to 28 june 1944
SQL: SELECT "current_country_of_location" FROM "table1_10335_1" WHERE "operational"='Summer of 1941 to 28 June 1944';

Question: what's the occupied territory with estimated deaths of 600,000
SQL: SELECT "occupied_territory" FROM "table1_10335_1" WHERE "estimated_deaths"='600,000';

Question: what's the occupied territory with operational period of may 1940 – january 1945
SQL: SELECT "occupied_territory" FROM "table1_10335_1" WHERE "operational"='May 1940 – January 1945';