Task: Text to Code
Input (English): SQL: SELECT T1.School_name FROM School AS T1 JOIN endowment AS T2 ON T1.School_id = T2.School_id WHERE T2.amount > 8.5
Feedback: Also make sure that schools have greater than one donator .
Output (English): SELECT T2.School_name FROM endowment AS T1 JOIN school AS T2 ON T1.school_id  =  T2.school_id WHERE T1.amount  >  8.5 GROUP BY T1.school_id HAVING count(*)  >  1