Name the screening started when it was completed 3 may 2006
CREATE TABLE "negotiation_progress" (
  "screening_started" text,
  "screening_completed" text,
  "chapter_unfrozen" text,
  "chapter_opened" text,
  "chapter_closed" text
);
SELECT "screening_started" FROM "negotiation_progress" WHERE "screening_completed"='3 may 2006';