user: Question: What was the score of the tied game or the away team of Crewe Alexandra?
Columns: ['Tie no', 'Home team', 'Score', 'Away team', 'Date']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['1', 'Preston North End', '0–2', 'Wrexham', '17 December 1977']
SQL:

assistant: SELECT "Tie no" FROM "Table" WHERE "Away team" = 'Crewe Alexandra';