CREATE TABLE "2010_present" (
  "year" real,
  "date" text,
  "type" text,
  "president" text,
  "location" text
);

Question: What is the sum of Year with a Type of informal, and a Location with justus lipsius building, brussels, and a Date with 23 may?
SQL: SELECT SUM("year") FROM "2010_present" WHERE "type"='informal' AND "location"='justus lipsius building, brussels' AND "date"='23 may';

Question: What is the Type with a Location with justus lipsius building, brussels, and a Year of 2012, and a President with herman van rompuy (1st term), and a Date with 23 may?
SQL: SELECT "type" FROM "2010_present" WHERE "location"='justus lipsius building, brussels' AND "year"=2012 AND "president"='herman van rompuy (1st term)' AND "date"='23 may';

Question: What is the President with a Location of justus lipsius building, brussels, and a Type with scheduled, and a Year larger than 2011, and a Date with 18–19 october?
SQL: SELECT "president" FROM "2010_present" WHERE "location"='justus lipsius building, brussels' AND "type"='scheduled' AND "year">2011 AND "date"='18–19 october';

Question: What is the Location with a Year larger than 2011, and a President with herman van rompuy (2nd term), and a Date of 28–29 june, and a Type with scheduled?
SQL: SELECT "location" FROM "2010_present" WHERE "year">2011 AND "president"='herman van rompuy (2nd term)' AND "date"='28–29 june' AND "type"='scheduled';

Question: What is the President with a Year larger than 2011, and a Date with 23 may?
SQL: SELECT "president" FROM "2010_present" WHERE "year">2011 AND "date"='23 may';

Question: What is the Type with a Year larger than 2010, and a Location with justus lipsius building, brussels, and a President of herman van rompuy (2nd term), and a Date with 28–29 june?
SQL: SELECT "type" FROM "2010_present" WHERE "year">2010 AND "location"='justus lipsius building, brussels' AND "president"='herman van rompuy (2nd term)' AND "date"='28–29 june';