CREATE TABLE "women_s_10_km" (
  "winner" text,
  "country" text,
  "winter_olympics" real,
  "fis_nordic_world_ski_championships" text,
  "holmenkollen" text
);

Question: what is the country for the 1972 winter olympics?
SQL: SELECT "country" FROM "women_s_10_km" WHERE "winter_olympics"=1972;

Question: what is the winter olympics year when the fis nordic world ski championships is 1976?
SQL: SELECT "winter_olympics" FROM "women_s_10_km" WHERE "fis_nordic_world_ski_championships"='1976';

Question: what is the earliest winter olympics when the fis nordic world ski championships is 1976?
SQL: SELECT MIN("winter_olympics") FROM "women_s_10_km" WHERE "fis_nordic_world_ski_championships"='1976';

Question: what is the winter olympics when the country is soviet union and holmenkollen is 1970, 1979?
SQL: SELECT SUM("winter_olympics") FROM "women_s_10_km" WHERE "country"='soviet union' AND "holmenkollen"='1970, 1979';