CREATE TABLE "stage_results" (
  "stage" text,
  "date" text,
  "course" text,
  "distance" text,
  "winner" text,
  "race_leader" text
);

Question: What stage of the race was held on the course Reggio Calabria to Catanzaro?
SQL: SELECT "stage" FROM "stage_results" WHERE "course"='reggio calabria to catanzaro';

Question: Who was the winner for the Rome to Teramo course?
SQL: SELECT "winner" FROM "stage_results" WHERE "course"='rome to teramo';

Question: Who was the winner of stage 11?
SQL: SELECT "winner" FROM "stage_results" WHERE "stage"='11';