CREATE TABLE table_54196 ("Season" TEXT, "Competition" TEXT, "Round" TEXT, "Opponent" TEXT, "Result" TEXT, "Venue" TEXT)

Which round has a Venue of nicosia, and a Opponent of levski sofia zapad?
SELECT "Round" FROM table_54196 WHERE "Venue" = 'nicosia' AND "Opponent" = 'levski sofia zapad'
SELECT "Round" FROM "table_54196" WHERE "Opponent" = 'levski sofia zapad' AND "Venue" = 'nicosia'