CREATE TABLE table_203_506 (id NUMBER, "opponent" CLOB, "played" NUMBER, "won" NUMBER, "lost" NUMBER, "drawn" NUMBER, "% won overall" CLOB)

name two countries that the england women 's rfu have played above thirty games against .
SELECT "opponent" FROM table_203_506 WHERE "played" >= 30
SELECT "opponent" FROM "table_203_506" WHERE "played" >= 30