CREATE TABLE table_name_19 (college VARCHAR, round VARCHAR, pick VARCHAR, position VARCHAR)

Which college with a position of rb had a pick larger than 6 in round 28?
SELECT college FROM table_name_19 WHERE pick > 6 AND position = "rb" AND round = 28
SELECT "college" FROM "table_name_19" WHERE "pick" > 6 AND "position" = "rb" AND "round" = 28