CREATE TABLE "winners_from_2004" (
  "date" real,
  "category" text,
  "team" text,
  "rider_1" text,
  "rider_2" text
);

Question: Which category earlier than 2006 has Bart Brentjens as rider 2?
SQL: SELECT "category" FROM "winners_from_2004" WHERE "date"<2006 AND "rider_2"='bart brentjens';

Question: How many dates does the ladies category correspond to Rothaus-Cube?
SQL: SELECT COUNT("date") FROM "winners_from_2004" WHERE "category"='ladies' AND "team"='rothaus-cube';

Question: Which category has a team of Cannondale Vredestein?
SQL: SELECT "category" FROM "winners_from_2004" WHERE "team"='cannondale vredestein';