Which class has *fraus as Part 2?
CREATE TABLE "classes_1_to_6" (
  "class" text,
  "part_1" text,
  "part_2" text,
  "part_3" text,
  "part_4" text,
  "verb_meaning" text
);
SELECT "class" FROM "classes_1_to_6" WHERE "part_2"='*fraus';