CREATE TABLE table_203_298 (id NUMBER, "rank" NUMBER, "name" CLOB, "nation ( s ) " CLOB, "born" CLOB, "ascended" CLOB, "years reigned" CLOB)

how many reigned more than 50 years ?
SELECT COUNT(*) FROM table_203_298 WHERE "years reigned" >= 50
SELECT COUNT(*) FROM "table_203_298" WHERE "years reigned" >= 50