CREATE TABLE table_name_13 (adelaide VARCHAR2, sydney VARCHAR2, perth VARCHAR2, gold_coast VARCHAR2)

Which Adelaide has Perth no, Gold Coast no, and Sydney yes?
SELECT adelaide FROM table_name_13 WHERE perth = "no" AND gold_coast = "yes" AND sydney = "yes"
SELECT "adelaide" FROM "table_name_13" WHERE "gold_coast" = "yes" AND "no" = "perth" AND "sydney" = "yes"