Task: Text to Code
Input (English): Step 1: For each row in Student table, find the corresponding rows in Has_Allergy table.
Step 2: find without repetition Fname, city_code of the results of step 1 whose Sex equals Milk or Allergy equals Cat
Output (English): SELECT DISTINCT T2.Fname , T2.city_code FROM Has_Allergy AS T1 JOIN Student AS T2 ON T1.StuID = T2.StuID WHERE T2.Sex = "Milk" OR T1.Allergy = "Cat"