Who was the trainer when Crowd Pleaser won?
CREATE TABLE "winners_of_the_virginia_derby_since_1998" (
  "year" real,
  "winner" text,
  "jockey" text,
  "trainer" text,
  "owner" text,
  "distance_miles" text,
  "time" text
);
SELECT "trainer" FROM "winners_of_the_virginia_derby_since_1998" WHERE "winner"='crowd pleaser';