CREATE TABLE "0_6_0" (
  "class" text,
  "wheel_arrangement" text,
  "fleet_number_s" text,
  "manufacturer" text,
  "year_made" text,
  "quantity_made" text,
  "quantity_preserved" text
);

Question: Which Class has a Quantity made of 29?
SQL: SELECT "class" FROM "0_6_0" WHERE "quantity_made"='29';