Table: draft_history_47
Columns: round
pick
overall
name
position
college

Question: How many total rounds has lehigh as the college?
SQL: SELECT COUNT("round") FROM draft_history_47 WHERE "college" = 'lehigh'

Question: What name has 5 as the pick, a round less than 25, ot as the position, at boston college?
SQL: SELECT "name" FROM draft_history_47 WHERE "pick" = 5 AND "round" < 25 AND "position" = 'ot' AND "college" = 'boston college'

Question: How many overalls have E as the position, buddy payne as the name, and a pick less than 5?
SQL: SELECT COUNT("overall") FROM draft_history_47 WHERE "position" = 'e' AND "name" = 'buddy payne' AND "pick" < 5

Question: How many picks have charley sanders as the name, with a round greater than 22?
SQL: SELECT SUM("pick") FROM draft_history_47 WHERE "name" = 'charley sanders' AND "round" > 22