CREATE TABLE table_54333 ("Area" TEXT, "Name" TEXT, "Zone" TEXT, "Group ( s ) " FLOAT, "Parties" FLOAT, "Max People" FLOAT, "Camp Type" TEXT)

What zone has camp type D/S in area Bl9?
SELECT "Zone" FROM table_54333 WHERE "Camp Type" = 'd/s' AND "Area" = 'bl9'
SELECT "Zone" FROM "table_54333" WHERE "Area" = 'bl9' AND "Camp Type" = 'd/s'