CREATE TABLE "fifth_round_proper" (
  "tie_no" text,
  "home_team" text,
  "score" text,
  "away_team" text,
  "attendance" real
);

Question: Which Score has an Attendance larger than 16,851, and an Away team of sheffield united?
SQL: SELECT "score" FROM "fifth_round_proper" WHERE "attendance">'16,851' AND "away_team"='sheffield united';

Question: What is sheffield united's away team?
SQL: SELECT "away_team" FROM "fifth_round_proper" WHERE "home_team"='sheffield united';

Question: How many people attended the Away team of middlesbrough?
SQL: SELECT COUNT("attendance") FROM "fifth_round_proper" WHERE "away_team"='middlesbrough';

Question: Which Score has an Away team of middlesbrough?
SQL: SELECT "score" FROM "fifth_round_proper" WHERE "away_team"='middlesbrough';