What position is the player that is from Canada and on the Boston Bruins
CREATE TABLE "round_five" (
  "pick_num" text,
  "player" text,
  "position" text,
  "nationality" text,
  "nhl_team" text,
  "college_junior_club_team" text
);
SELECT "position" FROM "round_five" WHERE "nationality"='canada' AND "nhl_team"='boston bruins';