CREATE TABLE table_50251 ("Institution" CLOB, "Location" CLOB, "Nickname" CLOB, "Enrollment" FLOAT, "Established" FLOAT)

Which institution has a nickname of Blue Hens?
SELECT "Institution" FROM table_50251 WHERE "Nickname" = 'blue hens'
SELECT "Institution" FROM "table_50251" WHERE "Nickname" = 'blue hens'