Task: Text to Code
Input (English): SQL: SELECT Year FROM festival_detail WHERE Location = "United States" INTERSECT SELECT Year FROM festival_detail WHERE Location = "United States"
Feedback: Make sure location is not equals to United States in step 2.
Output (English): SELECT YEAR FROM festival_detail WHERE LOCATION  =  'United States' INTERSECT SELECT YEAR FROM festival_detail WHERE LOCATION != 'United States'