What's the team nickname of the private/catholic school whose enrollment is larger than 3,490?
CREATE TABLE "former_teams" (
  "institution" text,
  "location" text,
  "founded" real,
  "affiliation" text,
  "enrollment" real,
  "team_nickname" text,
  "primary_conference" text
);
SELECT "team_nickname" FROM "former_teams" WHERE "affiliation"='private/catholic' AND "enrollment">'3,490';