Who are the co-drivers the risi competizione gt2 class that went under 329 laps and recorded a DNF?
CREATE TABLE "24_hours_of_le_mans_results" (
  "year" real,
  "team" text,
  "co_drivers" text,
  "class" text,
  "laps" real,
  "pos" text,
  "class_pos" text
);
SELECT "co_drivers" FROM "24_hours_of_le_mans_results" WHERE "laps"<329 AND "class"='gt2' AND "team"='risi competizione' AND "pos"='dnf';