What is the architecture version of Model 1b?
CREATE TABLE "godson_microprocessor_specifications" (
  "name_generation" text,
  "model" text,
  "frequency_m_hz" text,
  "architecture_version" text,
  "cores" text,
  "process_nm" text
);
SELECT "architecture_version" FROM "godson_microprocessor_specifications" WHERE "model"='1b';