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

Question: Who was the home team for the game that has a Tie value of 3?
SQL: SELECT "home_team" FROM "fourth_round_proper" WHERE "tie_no"='3';

Question: How many in total were in attendance at games where Chelsea was the away team?
SQL: SELECT SUM("attendance") FROM "fourth_round_proper" WHERE "away_team"='chelsea';