CREATE TABLE "round_one" (
  "overall_pick_num" real,
  "afl_team" text,
  "player" text,
  "position" text,
  "college" text
);

Question: What is the pick number of the defensive back?
SQL: SELECT COUNT("overall_pick_num") FROM "round_one" WHERE "position"='Defensive Back';

Question: What is the position for the pick number 17?
SQL: SELECT "position" FROM "round_one" WHERE "overall_pick_num"=17;

Question: What is the college of the afl team of buffalo bills?
SQL: SELECT "college" FROM "round_one" WHERE "afl_team"='Buffalo Bills';

Question: What is the position of john charles?
SQL: SELECT "position" FROM "round_one" WHERE "player"='John Charles';

Question: What is the largest pick number of the new york jets?
SQL: SELECT MAX("overall_pick_num") FROM "round_one" WHERE "afl_team"='New York Jets';

Question: What is the afl team of the offensive guard?
SQL: SELECT "afl_team" FROM "round_one" WHERE "position"='Offensive Guard';