CREATE TABLE table_68018 ("Sydney" TEXT, "Melbourne" TEXT, "Perth" TEXT, "Adelaide" TEXT, "Gold Coast" TEXT, "Auckland" TEXT)

Which Auckland has an Adelaide of no, a Melbourne of yes, and a Sydney of yes?
SELECT "Auckland" FROM table_68018 WHERE "Adelaide" = 'no' AND "Melbourne" = 'yes' AND "Sydney" = 'yes'
SELECT "Auckland" FROM "table_68018" WHERE "Adelaide" = 'no' AND "Melbourne" = 'yes' AND "Sydney" = 'yes'