CREATE TABLE table_6066 ("Year" CLOB, "League" CLOB, "Season" CLOB, "Play-Off" CLOB, "Baltic" CLOB, "Events" CLOB, "European" CLOB)

Which European has a Play-Off of relegated?
SELECT "European" FROM table_6066 WHERE "Play-Off" = 'relegated'
SELECT "European" FROM "table_6066" WHERE "Play-Off" = 'relegated'