CREATE TABLE table_68017 ("Sydney" TEXT, "Melbourne" TEXT, "Perth" TEXT, "Adelaide" TEXT, "Gold Coast" TEXT, "Auckland" TEXT)

Which Sydney has a Perth of no, a Melbourne of yes, and a Gold Coast of no?
SELECT "Sydney" FROM table_68017 WHERE "Perth" = 'no' AND "Melbourne" = 'yes' AND "Gold Coast" = 'no'
SELECT "Sydney" FROM "table_68017" WHERE "Gold Coast" = 'no' AND "Melbourne" = 'yes' AND "Perth" = 'no'