CREATE TABLE table_204_854 (id NUMBER, "#" NUMBER, "wrestlers" CLOB, "reign" NUMBER, "date" CLOB, "days\ held" NUMBER, "location" CLOB, "notes" CLOB)

ebessan and pero won in what year ?
SELECT "date" FROM table_204_854 WHERE "wrestlers" = 'ebessan' INTERSECT SELECT "date" FROM table_204_854 WHERE "wrestlers" = 'pero'
SELECT "date" FROM "table_204_854" WHERE "wrestlers" = 'ebessan' INTERSECT SELECT "date" FROM "table_204_854" WHERE "wrestlers" = 'pero'