CREATE TABLE "jersey_progress" (
  "stage" text,
  "winner" text,
  "general_classification" text,
  "mountains_classification" text,
  "points_classification" text,
  "team_classification" text
);

Question: What winner has silence-lotto as the team classification?
SQL: SELECT "winner" FROM "jersey_progress" WHERE "team_classification"='silence-lotto';

Question: What general classification has david de la fuente as mountains classification, and thor hushovd as points classification?
SQL: SELECT "general_classification" FROM "jersey_progress" WHERE "mountains_classification"='david de la fuente' AND "points_classification"='thor hushovd';

Question: What general classification has levi leipheimer as points classification?
SQL: SELECT "general_classification" FROM "jersey_progress" WHERE "points_classification"='levi leipheimer';

Question: What team classification has alejandro valverde as points classification, with alejandro valverde as the winner, with 3 as the stage?
SQL: SELECT "team_classification" FROM "jersey_progress" WHERE "points_classification"='alejandro valverde' AND "winner"='alejandro valverde' AND "stage"='3';

Question: What winner has pierre rolland as mountains classification, with 7 as the stage?
SQL: SELECT "winner" FROM "jersey_progress" WHERE "mountains_classification"='pierre rolland' AND "stage"='7';

Question: What general classification has 4 as the stage?
SQL: SELECT "general_classification" FROM "jersey_progress" WHERE "stage"='4';