CREATE TABLE table_29473 ("Team" TEXT, "Head coach" TEXT, "Team captain" TEXT, "Kit maker" TEXT, "Shirt sponsor" TEXT, "Past Season" TEXT)

How many head coaches named Darius Mikaeili?
SELECT COUNT("Head coach") FROM table_29473 WHERE "Team captain" = 'Darius Mikaeili'
SELECT COUNT("Head coach") FROM "table_29473" WHERE "Team captain" = 'Darius Mikaeili'