Table: fa_cup_matches_67
Columns: tie_no
home_team
score
away_team
date

Question: What was the score of the replay game when watford was the away team?
SQL: SELECT "score" FROM fa_cup_matches_67 WHERE "tie_no" = 'replay' AND "away_team" = 'watford'

Question: Who was the home team when walsall was the away team?
SQL: SELECT "home_team" FROM fa_cup_matches_67 WHERE "away_team" = 'walsall'