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 "2-11900773-1" 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 "2-11900773-1" 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 "2-11900773-1" 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 "2-11900773-1" 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 "2-11900773-1" WHERE "Design" = 'Katalin Kovats';