Table: fa_cup_matches_27
Columns: tie_no
home_team
score
away_team
date

Question: What is Home Team, when Date is "28 January 1984", and when Tie No is "4"?
SQL: SELECT "home_team" FROM fa_cup_matches_27 WHERE "date" = '28 january 1984' AND "tie_no" = '4'

Question: What is Date, when Away Team is "Gillingham"?
SQL: SELECT "date" FROM fa_cup_matches_27 WHERE "away_team" = 'gillingham'

Question: What is Home Team, when Date is "1 February 1984", and when Tie No is "5"?
SQL: SELECT "home_team" FROM fa_cup_matches_27 WHERE "date" = '1 february 1984' AND "tie_no" = '5'

Question: What is Away Team, when Home Team is "Sheffield Wednesday"?
SQL: SELECT "away_team" FROM fa_cup_matches_27 WHERE "home_team" = 'sheffield wednesday'

Question: What is Date, when Tie No is "Replay", and when Away Team is "Crystal Palace"?
SQL: SELECT "date" FROM fa_cup_matches_27 WHERE "tie_no" = 'replay' AND "away_team" = 'crystal palace'