CREATE TABLE "nfl_draft" (
  "round" real,
  "pick" real,
  "player" text,
  "position" text,
  "school" text
);

Question: What is the pick number for the tight end who was picked after round 6?
SQL: SELECT COUNT("pick") FROM "nfl_draft" WHERE "round">6 AND "position"='tight end';

Question: What is the lowest round for the player whose position is guard and had a pick number smaller than 144?
SQL: SELECT MIN("round") FROM "nfl_draft" WHERE "position"='guard' AND "pick"<144;

Question: What was the position of terry jones whose pick number was after 256?
SQL: SELECT "position" FROM "nfl_draft" WHERE "pick">256 AND "player"='terry jones';