Table: fa_cup_scores
Columns: tie_no
home_team
score
away_team
date

Question: What was the tie no when Oxford city was the away team?
SQL: SELECT "tie_no" FROM fa_cup_scores WHERE "away_team" = 'oxford city'

Question: What was the tie no when Wrexham was the away team?
SQL: SELECT "tie_no" FROM fa_cup_scores WHERE "away_team" = 'wrexham'

Question: What was the score when Spennymoor United as the away team?
SQL: SELECT "score" FROM fa_cup_scores WHERE "away_team" = 'spennymoor united'

Question: What date was Grimsby Town the away team?
SQL: SELECT "date" FROM fa_cup_scores WHERE "away_team" = 'grimsby town'