CREATE TABLE "2005" (
  "date_of_issue" text,
  "denomination" text,
  "design" text,
  "paper_type" text,
  "first_day_cover_cancellation" text
);

Question: What's listed as the First Day Cover Cancellation with a Date of Issue of 13 June 2005?
SQL: SELECT "first_day_cover_cancellation" FROM "2005" WHERE "date_of_issue"='13 june 2005';

Question: What's the First Day Cover Cancellation with Denomination of $0.50 and Date of Issue as 13 June 2005?
SQL: SELECT "first_day_cover_cancellation" FROM "2005" WHERE "denomination"='$0.50' AND "date_of_issue"='13 june 2005';

Question: What's the Denomination listed for the Date of Issue 12 April 2005?
SQL: SELECT "denomination" FROM "2005" WHERE "date_of_issue"='12 april 2005';

Question: Which Paper Type has a Denomination of $0.50 and Date of Issue 4 February 2005?
SQL: SELECT "paper_type" FROM "2005" WHERE "denomination"='$0.50' AND "date_of_issue"='4 february 2005';

Question: What's the Date of Issue for Design of Katalin Kovats?
SQL: SELECT "date_of_issue" FROM "2005" WHERE "design"='katalin kovats';