CREATE TABLE "tour_of_luzon" (
  "year" text,
  "date" text,
  "stages" text,
  "distance" text,
  "winner" text
);

Question: In what year saw a total distance of 1,870.23 km?
SQL: SELECT "year" FROM "tour_of_luzon" WHERE "distance"='1,870.23 km';

Question: Who won in 1965?
SQL: SELECT "winner" FROM "tour_of_luzon" WHERE "year"='1965';

Question: What stage was 1,648 km achieved?
SQL: SELECT "stages" FROM "tour_of_luzon" WHERE "distance"='1,648 km';

Question: What year was stage 8 reached?
SQL: SELECT "year" FROM "tour_of_luzon" WHERE "stages"='8';