Question: what is the country for the 1972 winter olympics?
SQL: SELECT "Country" FROM "2-174491-6" WHERE "Winter Olympics" = 1972.0;

Question: what is the winter olympics year when the fis nordic world ski championships is 1976?
SQL: SELECT "Winter Olympics" FROM "2-174491-6" 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 "2-174491-6" 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 "2-174491-6" WHERE "Country" = 'Soviet Union' AND "Holmenkollen" = '1970, 1979';