Name the population when the capital is tarnopol
CREATE TABLE "administrative_division" (
  "s_car_plate_starting_1937" text,
  "voivodeship_or_city" text,
  "capital" text,
  "area_1930_in_1_000skm_2" text,
  "population_1931_in_1_000s" text
);
SELECT "population_1931_in_1_000s" FROM "administrative_division" WHERE "capital"='Tarnopol';