CREATE TABLE "third_round_proper" (
  "tie_no" text,
  "home_team" text,
  "score" text,
  "away_team" text,
  "date" text
);

Question: On what Date is Tie no 19?
SQL: SELECT "date" FROM "third_round_proper" WHERE "tie_no"='19';

Question: What is the Ti no of the Walsall Home game?
SQL: SELECT "tie_no" FROM "third_round_proper" WHERE "home_team"='walsall';

Question: What is the Date of Tie no 21?
SQL: SELECT "date" FROM "third_round_proper" WHERE "tie_no"='21';