CREATE TABLE table_203_777 (id NUMBER, "years" CLOB, "building" CLOB, "city" CLOB, "height  ( ctbuh ) " CLOB, "floors" NUMBER)

which building in canada was the first to be taller than 200m ?
SELECT "building" FROM table_203_777 WHERE "height (ctbuh)" > 200 ORDER BY "years" LIMIT 1
SELECT "building" FROM "table_203_777" WHERE "height (ctbuh)" > 200 ORDER BY "years" FETCH FIRST 1 ROWS ONLY