What is the lowest Ofsted number for a primary with a CE faith, intake of 30 and a DCSF number lower than 3349?
CREATE TABLE "villages" (
  "name" text,
  "faith" text,
  "type" text,
  "intake" real,
  "dcsf_number" real,
  "ofsted_number" real
);
SELECT MIN("ofsted_number") FROM "villages" WHERE "type"='primary' AND "faith"='ce' AND "intake"=30 AND "dcsf_number"<3349;