CREATE TABLE "classification_leadership" (
  "stage" real,
  "winner" text,
  "general_classification" text,
  "points_classification" text,
  "mountains_classification" text,
  "young_rider_classification" text
);

Question: Who won the young rider classification in Stage 9 where the mountain classification was Emanuele Sella?
SQL: SELECT "young_rider_classification" FROM "classification_leadership" WHERE "mountains_classification"='Emanuele Sella' AND "stage"=9;

Question: Who is the general classification leader for stage 3?
SQL: SELECT "general_classification" FROM "classification_leadership" WHERE "stage"=3;

Question: Who won the points classifications in the stage where Matteo Priamo was the winner?
SQL: SELECT COUNT("points_classification") FROM "classification_leadership" WHERE "winner"='Matteo Priamo';

Question: Who was awarded the young ride classification leader when the winner was Marzio Bruseghin?
SQL: SELECT "young_rider_classification" FROM "classification_leadership" WHERE "winner"='Marzio Bruseghin';