CREATE TABLE "rail_excluding" (
  "name" text,
  "location" text,
  "length_in_km_mi" text,
  "year_completed" text,
  "line" text
);

Question: What year was the Line of Gardermobanen completed?
SQL: SELECT "year_completed" FROM "rail_excluding" WHERE "line"='gardermobanen';

Question: Which line is the Geumjeong tunnel?
SQL: SELECT "line" FROM "rail_excluding" WHERE "name"='geumjeong tunnel';