What is the release date of part 80525py500512bx80525u500512bx80525u500512e?
CREATE TABLE "250_nm" (
  "model_number" text,
  "s_spec_number" text,
  "frequency" text,
  "l2_cache" text,
  "fsb" text,
  "mult" text,
  "voltage" text,
  "tdp" text,
  "socket" text,
  "release_date" text,
  "part_number_s" text,
  "release_price_usd" text
);
SELECT "release_date" FROM "250_nm" WHERE "part_number_s"='80525PY500512BX80525U500512BX80525U500512E';