What is the location of the school named "Glenn"?
select location from school where school_name = "Glenn"
What is the largest endowment amount for this school?
select max(amount) from endowment as t1 join school as t2 on t1.school_id = t2.school_id where t2.school_name = "Glenn"
How many donors have contributed to the endowment for this school?
select count(distinct t1.donator_name) from endowment as t1 join school as t2 on t1.school_id = t2.school_id where t2.school_name = "Glenn"