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

Question: When was millwall the home team?
SQL: SELECT "date" FROM "sixth_round_proper" WHERE "home_team"='millwall';

Question: What was the score when Arsenal was the away team?
SQL: SELECT "score" FROM "sixth_round_proper" WHERE "away_team"='arsenal';

Question: Which away team had a Score of 2–0?
SQL: SELECT "away_team" FROM "sixth_round_proper" WHERE "score"='2–0';

Question: When was Arsenal was the away team?
SQL: SELECT "date" FROM "sixth_round_proper" WHERE "away_team"='arsenal';