Question: What are the names of the cities along the Euphrat River's course? Indicate the capital city of the nation where the Euphrat River flows.
SQL: SELECT T2.City, T1.Capital FROM country AS T1 INNER JOIN located AS T2 ON T1.Code = T2.Country INNER JOIN river AS T3 ON T3.Name = T2.River WHERE T3.Name = 'Euphrat'