CREATE TABLE table_203_777 (id DECIMAL, "years" TEXT, "building" TEXT, "city" TEXT, "height  ( ctbuh ) " TEXT, "floors" DECIMAL)

which is the only to hold the record for a year ?
SELECT "building" FROM table_203_777 WHERE "years" - "years" = 0
SELECT "building" FROM "table_203_777" WHERE "years" - "years" = 0