CREATE TABLE Has_Allergy (stuid VARCHAR(255), Allergy VARCHAR(255)); CREATE TABLE Student (fname VARCHAR(255), city_code VARCHAR(255), stuid VARCHAR(255))
Find the different first names and cities of the students who have allergy to milk or cat.
    
SQL: SELECT DISTINCT T1.fname, T1.city_code FROM Student AS T1 JOIN Has_Allergy AS T2 ON T1.stuid = T2.stuid WHERE T2.Allergy = "Milk" OR T2.Allergy = "Cat"